{"title":"Heavy Equipment Belt Tensioners","description":"\u003cp\u003eAftermarket automatic belt tensioners for excavator and heavy equipment engines, listed by OEM part number. Each one is a direct replacement for the original tensioner on the alternator, fan or A\/C compressor belt drive.\u003c\/p\u003e","products":[{"product_id":"caterpillar-329-8797-aftermarket-belt-tensioner","title":"Caterpillar 329-8797 Aftermarket Belt Tensioner","description":"\u003cstyle\u003e@import url('https:\/\/fonts.googleapis.com\/css2?family=Roboto+Condensed:wght@700\u0026family=Roboto:wght@400;700;900\u0026display=swap');.spm-c{border:1px solid #d1d1d1;background:#fff;margin-bottom:25px;overflow:hidden}.spm-h{padding:15px 20px;background:#ffce02;border-bottom:1px solid #d1d1d1;font-weight:900;text-transform:uppercase;font-size:16px;color:#000;letter-spacing:.05em;font-family:'Roboto Condensed',sans-serif}.spm-t{width:100%;border-collapse:collapse;font-size:15px}.spm-t th{padding:12px 10px;text-align:left;background:#f4f4f4;font-size:12px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid #d1d1d1;color:#000}.spm-t td{padding:11px 10px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}.spmL{font-weight:700;color:#333;background:#fcfcfc;width:38%}.spm-sub{display:block;color:#777;font-size:12.5px;margin-top:2px}.spm-chip{display:inline-block;margin:0 8px 8px 0;padding:6px 12px;border:1px solid #d1d1d1;background:#fcfcfc;font-size:14px;font-weight:700;color:#000}.spm-h2{font-family:'Roboto Condensed',sans-serif;font-size:24px;font-weight:900;color:#000;text-transform:uppercase;margin:40px 0 20px;letter-spacing:.05em;border-bottom:3px solid #ffce02;padding-bottom:15px}.spm-p{font-size:16px;line-height:1.8;margin:0 0 18px}@media(max-width:700px){.spmL{width:auto}}\u003c\/style\u003e\n\u003cdiv style=\"font-family: Roboto,sans-serif; color: #1a1a1a; line-height: 1.6;\"\u003e\n\u003cp class=\"spm-p\"\u003eCaterpillar 329-8797 is the automatic spring belt tensioner for the accessory drive: an aluminium spring housing with a single bolt mount, a pivoting arm and a smooth black idler pulley. It is used on Caterpillar engines, on the accessory belt drive for the alternator and compressor. This aftermarket version is made to the same mounting and connections as the original, so it fits where the old one came off.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eSold as one unit. Check the number on your old part, or in the parts manual for your machine, before ordering.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eTechnical Properties \u0026amp; Sizes\u003c\/h2\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eSpecifications\u003c\/div\u003e\n\u003ctable class=\"spm-t\" style=\"width: 100.071%; height: 196px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 28px;\"\u003e\n\u003ctd class=\"spmL\" style=\"width: 34.8285%; height: 28px;\"\u003ePart Type\u003c\/td\u003e\n\u003ctd style=\"width: 58.7609%; height: 28px;\"\u003eBelt Tensioner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 24px;\"\u003e\n\u003ctd class=\"spmL\" style=\"width: 34.8285%; height: 24px;\"\u003eReplaces\u003c\/td\u003e\n\u003ctd style=\"width: 58.7609%; height: 24px;\"\u003eCaterpillar 329-8797\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 24px;\"\u003e\n\u003ctd class=\"spmL\" style=\"width: 34.8285%; height: 24px;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"width: 58.7609%; height: 24px;\"\u003eAutomatic spring belt tensioner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 24px;\"\u003e\n\u003ctd class=\"spmL\" style=\"width: 34.8285%; height: 24px;\"\u003eMounting\u003c\/td\u003e\n\u003ctd style=\"width: 58.7609%; height: 24px;\"\u003eSingle bolt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 24px;\"\u003e\n\u003ctd class=\"spmL\" style=\"width: 34.8285%; height: 24px;\"\u003ePulley\u003c\/td\u003e\n\u003ctd style=\"width: 58.7609%; height: 24px;\"\u003eSmooth (flat belt back) idler pulley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 24px;\"\u003e\n\u003ctd class=\"spmL\" style=\"width: 34.8285%; height: 24px;\"\u003eCondition\u003c\/td\u003e\n\u003ctd style=\"width: 58.7609%; height: 24px;\"\u003eNew, aftermarket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 24px;\"\u003e\n\u003ctd class=\"spmL\" style=\"width: 34.8285%; height: 24px;\"\u003eStat. HS-Code\u003c\/td\u003e\n\u003ctd style=\"width: 58.7609%; height: 24px;\"\u003e848350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 24px;\"\u003e\n\u003ctd class=\"spmL\" style=\"width: 34.8285%; height: 24px;\"\u003eCountry of Manufacture\u003c\/td\u003e\n\u003ctd style=\"width: 58.7609%; height: 24px;\"\u003eChina\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003ePart Numbers\u003c\/div\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eCaterpillar Part No.\u003cspan class=\"spm-sub\"\u003e(SPM Part No.)\u003c\/span\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003e329-8797\u003c\/strong\u003e\u003cspan class=\"spm-sub\"\u003e(SPM-HEP-4036)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"spm-h2\"\u003eApplications \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eBelt squeal or chirp\u003c\/strong\u003e\u003cbr\u003eA tensioner that has lost spring force lets the belt slip, most often on start-up or when the A\/C clutch pulls in. Check the belt for glazing, then the tensioner arm movement.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eArm bouncing or noisy pulley\u003c\/strong\u003e\u003cbr\u003eAn arm that flutters at idle, or a pulley bearing that rumbles or wobbles, means the damper or bearing is worn. Replace the tensioner before the belt comes off and stops the alternator, fan or compressor.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eChange with the belt\u003c\/strong\u003e\u003cbr\u003eA new belt on a tired tensioner wears out early. Fit both together, and check the idler pulleys at the same time.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eFitting tips\u003c\/strong\u003e\u003cbr\u003eRelease the belt with a breaker bar on the tensioner arm, note the belt routing, fit the new tensioner to the same torque as the old one and check the belt sits square in every pulley before running the engine.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003ePrice Beat Guarantee\u003c\/h2\u003e\n\u003c!-- spm-pricebeat --\u003e\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eWe check what other aftermarket sellers charge for this same part. Their prices on the date we checked:\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;margin:0 0 16px\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;border:1px solid #e2e2e2\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003eSeller\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003ePrice\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003eChecked\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eG\u0026amp;T Engine Parts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 81.27\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e23 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eAftermarket Express\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 84.94\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e23 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eHarfington\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 88.29\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e23 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eKMP Brand (GBP 68.34 ex VAT)\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 90.89\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e23 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eeBay, aftermarket seller\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 183.80\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e23 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eSpare Part Mart\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eUSD 65.02\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eToday\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eOur price of USD 65.02 is 20% to 65% less than these sellers.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eFound this part cheaper somewhere else? Send us the listing and we will beat it by 5% under our \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003ePrice Beat Guarantee\u003c\/a\u003e. Every order is also covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- \/spm-pricebeat --\u003e\u003ch2 class=\"spm-h2\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom: 22px; padding: 15px; background: #f9f9f9; border-left: 4px solid #ffce02;\"\u003e\n\u003ch4 style=\"margin: 0 0 8px; font-size: 15px; font-weight: bold;\"\u003eIs this a genuine Caterpillar part?\u003c\/h4\u003e\n\u003cp style=\"margin: 0; font-size: 14px; line-height: 1.7; color: #333;\"\u003eNo. It is an aftermarket part made to fit in place of Caterpillar 329-8797. It is not made by or affiliated with Caterpillar; the Caterpillar part number is used only to show what it replaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 22px; padding: 15px; background: #f9f9f9; border-left: 4px solid #ffce02;\"\u003e\n\u003ch4 style=\"margin: 0 0 8px; font-size: 15px; font-weight: bold;\"\u003eWill it fit my machine?\u003c\/h4\u003e\n\u003cp style=\"margin: 0; font-size: 14px; line-height: 1.7; color: #333;\"\u003eIt fits machines that take Caterpillar 329-8797. Machines change parts between serial number ranges, so check the number on your old part or in your parts manual.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 22px; padding: 15px; background: #f9f9f9; border-left: 4px solid #ffce02;\"\u003e\n\u003ch4 style=\"margin: 0 0 8px; font-size: 15px; font-weight: bold;\"\u003eDoes it fit without changes?\u003c\/h4\u003e\n\u003cp style=\"margin: 0; font-size: 14px; line-height: 1.7; color: #333;\"\u003eIt is made to the same mounting and connections as the original part. Fit new gaskets and seals where they are used, and check for leaks and correct operation before putting the machine back to work.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 22px; padding: 15px; background: #f9f9f9; border-left: 4px solid #ffce02;\"\u003e\n\u003ch4 style=\"margin: 0 0 8px; font-size: 15px; font-weight: bold;\"\u003eDo you ship to my country?\u003c\/h4\u003e\n\u003cp style=\"margin: 0; font-size: 14px; line-height: 1.7; color: #333;\"\u003eYes, we ship worldwide. Shipping is calculated at checkout, and every order is covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color: #000; text-decoration: underline;\"\u003e30 day money back guarantee\u003c\/a\u003e and \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color: #000; text-decoration: underline;\"\u003eprice beat guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 50px; display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: #d1d1d1; border: 1px solid #d1d1d1; margin-bottom: 20px;\" class=\"spm-trust\"\u003e\n\u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"background: #fff; padding: 40px 15px; text-decoration: none; display: flex; flex-direction: column; align-items: center; text-align: center; color: #1a1a1a;\"\u003e\u003csvg style=\"width: 32px; height: 32px; margin-bottom: 15px; fill: #ffce02;\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4zm-2 16l-4-4 1.41-1.41L10 14.17l6.59-6.59L18 9l-8 8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family: 'Roboto Condensed',sans-serif; font-weight: bold; text-transform: uppercase; font-size: 11px; letter-spacing: 0.1em;\"\u003e30-Day Money Back Guarantee\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/delivery-information\" style=\"background: #fff; padding: 40px 15px; text-decoration: none; display: flex; flex-direction: column; align-items: center; text-align: center; color: #1a1a1a;\"\u003e\u003csvg style=\"width: 32px; height: 32px; margin-bottom: 15px; fill: #ffce02;\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family: 'Roboto Condensed',sans-serif; font-weight: bold; text-transform: uppercase; font-size: 11px; letter-spacing: 0.1em;\"\u003eWorldwide Delivery\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"background: #fff; padding: 40px 15px; text-decoration: none; display: flex; flex-direction: column; align-items: center; text-align: center; color: #1a1a1a;\"\u003e\u003csvg style=\"width: 32px; height: 32px; margin-bottom: 15px; fill: #ffce02;\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M21.41 11.58l-9-9C12.05 2.22 11.55 2 11 2H4c-1.1 0-2 .9-2 2v7c0 .55.22 1.05.59 1.42l9 9c.36.36.86.58 1.41.58.55 0 1.05-.22 1.41-.59l7-7c.37-.36.59-.86.59-1.41 0-.55-.23-1.06-.59-1.42zM5.5 8.25c-.69 0-1.25-.56-1.25-1.25s.56-1.25 1.25-1.25 1.25.56 1.25 1.25-.56 1.25-1.25 1.25z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family: 'Roboto Condensed',sans-serif; font-weight: bold; text-transform: uppercase; font-size: 11px; letter-spacing: 0.1em;\"\u003ePrice Beat Guarantee\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Spare Part Mart","offers":[{"title":"Default Title","offer_id":67655557611820,"sku":"SPM-HEP-4036-P1","price":65.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/9152\/6700\/files\/tens_caterpillar-329-8797_0_2ee4a345-4b52-444b-84f8-0d19d5473814.jpg?v=1792730599"},{"product_id":"caterpillar-190-0643-aftermarket-belt-tensioner","title":"Caterpillar 190-0643 Aftermarket Belt Tensioner","description":"\u003cdiv style=\"font-family:Roboto,sans-serif;color:#1a1a1a;line-height:1.6\"\u003e\n\u003cstyle\u003e@import url('https:\/\/fonts.googleapis.com\/css2?family=Roboto+Condensed:wght@700\u0026family=Roboto:wght@400;700;900\u0026display=swap');.spm-c{border:1px solid #d1d1d1;background:#fff;margin-bottom:25px;overflow:hidden}.spm-h{padding:15px 20px;background:#ffce02;border-bottom:1px solid #d1d1d1;font-weight:900;text-transform:uppercase;font-size:16px;color:#000;letter-spacing:.05em;font-family:'Roboto Condensed',sans-serif}.spm-t{width:100%;border-collapse:collapse;font-size:15px}.spm-t th{padding:12px 10px;text-align:left;background:#f4f4f4;font-size:12px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid #d1d1d1;color:#000}.spm-t td{padding:11px 10px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}.spmL{font-weight:700;color:#333;background:#fcfcfc;width:38%}.spm-sub{display:block;color:#777;font-size:12.5px;margin-top:2px}.spm-chip{display:inline-block;margin:0 8px 8px 0;padding:6px 12px;border:1px solid #d1d1d1;background:#fcfcfc;font-size:14px;font-weight:700;color:#000}.spm-h2{font-family:'Roboto Condensed',sans-serif;font-size:24px;font-weight:900;color:#000;text-transform:uppercase;margin:40px 0 20px;letter-spacing:.05em;border-bottom:3px solid #ffce02;padding-bottom:15px}.spm-p{font-size:16px;line-height:1.8;margin:0 0 18px}@media(max-width:700px){.spmL{width:auto}}\u003c\/style\u003e\n\u003cp class=\"spm-p\"\u003eCaterpillar 190-0643 is the automatic belt tensioner (belt tightener) for the refrigerant compressor belt: an aluminium spring housing and arm with a 75 mm smooth idler pulley. It is used on Caterpillar C9 and C13 engines, on the belt drive for the A\/C compressor. This aftermarket version is made to the same mounting and connections as the original, so it fits where the old one came off.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eSold as one unit. Check the number on your old part, or in the parts manual for your machine, before ordering.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eTechnical Properties \u0026amp; Sizes\u003c\/h2\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eSpecifications\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePart Type\u003c\/td\u003e\n\u003ctd\u003eBelt Tensioner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eReplaces\u003c\/td\u003e\n\u003ctd\u003eCaterpillar 190-0643\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eType\u003c\/td\u003e\n\u003ctd\u003eAutomatic spring belt tensioner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePulley diameter\u003c\/td\u003e\n\u003ctd\u003e75 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePulley width\u003c\/td\u003e\n\u003ctd\u003e40 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePulley\u003c\/td\u003e\n\u003ctd\u003eSmooth (flat belt back) idler pulley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eFits\u003c\/td\u003e\n\u003ctd\u003eCaterpillar C9 and C13 engines, including 322C, 325C, 329D L, 330C, 336D, 336D2, 345B and 365B excavators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCondition\u003c\/td\u003e\n\u003ctd\u003eNew, aftermarket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eStat. HS-Code\u003c\/td\u003e\n\u003ctd\u003e848350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCountry of Manufacture\u003c\/td\u003e\n\u003ctd\u003eChina\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"padding:20px\"\u003e\n\u003cp style=\"margin:0 0 10px;font-weight:700;color:#333\"\u003eCaterpillar machines\u003c\/p\u003e\n\u003cdiv\u003e\u003cspan class=\"spm-chip\"\u003eCaterpillar C9 and C13 engines, including 322C, 325C, 329D L, 330C, 336D, 336D2, 345B and 365B excavators\u003c\/span\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin:0 0 18px\"\u003eCheck the part number on your old unit before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003ePart Numbers\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eCaterpillar Part No.\u003cspan class=\"spm-sub\"\u003e(SPM Part No.)\u003c\/span\u003e\n\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003e190-0643\u003c\/strong\u003e\u003cspan class=\"spm-sub\"\u003e(SPM-HEP-4037)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd\u003eCaterpillar C9 and C13 engines, including 322C, 325C, 329D L, 330C, 336D, 336D2, 345B and 365B excavators\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"spm-h2\"\u003eApplications \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eBelt squeal or chirp\u003c\/strong\u003e\u003cbr\u003eA tensioner that has lost spring force lets the belt slip, most often on start-up or when the A\/C clutch pulls in. Check the belt for glazing, then the tensioner arm movement.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eArm bouncing or noisy pulley\u003c\/strong\u003e\u003cbr\u003eAn arm that flutters at idle, or a pulley bearing that rumbles or wobbles, means the damper or bearing is worn. Replace the tensioner before the belt comes off and stops the alternator, fan or compressor.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eChange with the belt\u003c\/strong\u003e\u003cbr\u003eA new belt on a tired tensioner wears out early. Fit both together, and check the idler pulleys at the same time.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eFitting tips\u003c\/strong\u003e\u003cbr\u003eRelease the belt with a breaker bar on the tensioner arm, note the belt routing, fit the new tensioner to the same torque as the old one and check the belt sits square in every pulley before running the engine.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003ePrice Beat Guarantee\u003c\/h2\u003e\n\u003c!-- spm-pricebeat --\u003e\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eWe check what other aftermarket sellers charge for this same part. Their prices on the date we checked:\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;margin:0 0 16px\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;border:1px solid #e2e2e2\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003eSeller\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003ePrice\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003eChecked\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eeBay (3 aftermarket sellers)\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 63.30 to 160.88\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eFridayParts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 73.49\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e23 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eG\u0026amp;T Engine Parts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 87.99\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e23 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eAftermarket Supply\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 88.99\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e23 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eBuy Machinery Parts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 122.40\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e23 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eMyMROmarts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 152.99\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e23 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eSpare Part Mart\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eUSD 58.79\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eToday\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eOur price of USD 58.79 is 7% to 63% less than these sellers.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eFound this part cheaper somewhere else? Send us the listing and we will beat it by 5% under our \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003ePrice Beat Guarantee\u003c\/a\u003e. Every order is also covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- \/spm-pricebeat --\u003e\u003ch2 class=\"spm-h2\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eIs this a genuine Caterpillar part?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eNo. It is an aftermarket part made to fit in place of Caterpillar 190-0643. It is not made by or affiliated with Caterpillar; the Caterpillar part number is used only to show what it replaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eWill it fit my machine?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt fits Caterpillar C9 and C13 engines, including 322C, 325C, 329D L, 330C, 336D, 336D2, 345B and 365B excavators. Machines change parts between serial number ranges, so check the number on your old part or in your parts manual.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDoes it fit without changes?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt is made to the same mounting and connections as the original part. Fit new gaskets and seals where they are used, and check for leaks and correct operation before putting the machine back to work.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDo you ship to my country?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eYes, we ship worldwide. Shipping is calculated at checkout, and every order is covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e and \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003eprice beat guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:50px;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d1d1d1;border:1px solid #d1d1d1;margin-bottom:20px\" class=\"spm-trust\"\u003e\n\u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4zm-2 16l-4-4 1.41-1.41L10 14.17l6.59-6.59L18 9l-8 8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003e30-Day Money Back Guarantee\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/delivery-information\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003eWorldwide Delivery\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M21.41 11.58l-9-9C12.05 2.22 11.55 2 11 2H4c-1.1 0-2 .9-2 2v7c0 .55.22 1.05.59 1.42l9 9c.36.36.86.58 1.41.58.55 0 1.05-.22 1.41-.59l7-7c.37-.36.59-.86.59-1.41 0-.55-.23-1.06-.59-1.42zM5.5 8.25c-.69 0-1.25-.56-1.25-1.25s.56-1.25 1.25-1.25 1.25.56 1.25 1.25-.56 1.25-1.25 1.25z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003ePrice Beat Guarantee\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is this a genuine Caterpillar part?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. It is an aftermarket part made to fit in place of Caterpillar 190-0643. It is not made by or affiliated with Caterpillar; the Caterpillar part number is used only to show what it replaces.\"}}, {\"@type\": \"Question\", \"name\": \"Will it fit my machine?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It fits Caterpillar C9 and C13 engines, including 322C, 325C, 329D L, 330C, 336D, 336D2, 345B and 365B excavators. Machines change parts between serial number ranges, so check the number on your old part or in your parts manual.\"}}, {\"@type\": \"Question\", \"name\": \"Does it fit without changes?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It is made to the same mounting and connections as the original part. Fit new gaskets and seals where they are used, and check for leaks and correct operation before putting the machine back to work.\"}}, {\"@type\": \"Question\", \"name\": \"Do you ship to my country?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, we ship worldwide. Shipping is calculated at checkout, and every order is covered by our 30 day money back guarantee and price beat guarantee.\"}}]}]}\u003c\/script\u003e","brand":"Spare Part Mart","offers":[{"title":"Default Title","offer_id":67655557644588,"sku":"SPM-HEP-4037-P1","price":58.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/9152\/6700\/files\/tens_caterpillar-190-0643_0.jpg?v=1792728874"},{"product_id":"caterpillar-344-1722-aftermarket-belt-tensioner","title":"Caterpillar 344-1722 Aftermarket Belt Tensioner","description":"\u003cdiv style=\"font-family:Roboto,sans-serif;color:#1a1a1a;line-height:1.6\"\u003e\n\u003cstyle\u003e@import url('https:\/\/fonts.googleapis.com\/css2?family=Roboto+Condensed:wght@700\u0026family=Roboto:wght@400;700;900\u0026display=swap');.spm-c{border:1px solid #d1d1d1;background:#fff;margin-bottom:25px;overflow:hidden}.spm-h{padding:15px 20px;background:#ffce02;border-bottom:1px solid #d1d1d1;font-weight:900;text-transform:uppercase;font-size:16px;color:#000;letter-spacing:.05em;font-family:'Roboto Condensed',sans-serif}.spm-t{width:100%;border-collapse:collapse;font-size:15px}.spm-t th{padding:12px 10px;text-align:left;background:#f4f4f4;font-size:12px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid #d1d1d1;color:#000}.spm-t td{padding:11px 10px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}.spmL{font-weight:700;color:#333;background:#fcfcfc;width:38%}.spm-sub{display:block;color:#777;font-size:12.5px;margin-top:2px}.spm-chip{display:inline-block;margin:0 8px 8px 0;padding:6px 12px;border:1px solid #d1d1d1;background:#fcfcfc;font-size:14px;font-weight:700;color:#000}.spm-h2{font-family:'Roboto Condensed',sans-serif;font-size:24px;font-weight:900;color:#000;text-transform:uppercase;margin:40px 0 20px;letter-spacing:.05em;border-bottom:3px solid #ffce02;padding-bottom:15px}.spm-p{font-size:16px;line-height:1.8;margin:0 0 18px}@media(max-width:700px){.spmL{width:auto}}\u003c\/style\u003e\n\u003cp class=\"spm-p\"\u003eCaterpillar 344-1722 is the automatic alternator belt tensioner: an aluminium spring housing and arm with a 74 mm smooth idler pulley on a sealed bearing. It is used on the Caterpillar C7.1 engine, on the alternator belt drive. This aftermarket version is made to the same mounting and connections as the original, so it fits where the old one came off.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eSold as one unit. Check the number on your old part, or in the parts manual for your machine, before ordering.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eTechnical Properties \u0026amp; Sizes\u003c\/h2\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eSpecifications\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePart Type\u003c\/td\u003e\n\u003ctd\u003eBelt Tensioner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eReplaces\u003c\/td\u003e\n\u003ctd\u003eCaterpillar 344-1722\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eType\u003c\/td\u003e\n\u003ctd\u003eAutomatic spring belt tensioner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePulley diameter\u003c\/td\u003e\n\u003ctd\u003e74 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePulley width\u003c\/td\u003e\n\u003ctd\u003e56 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCentre bore\u003c\/td\u003e\n\u003ctd\u003e10 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePulley\u003c\/td\u003e\n\u003ctd\u003eSmooth (flat belt back) idler pulley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eFits\u003c\/td\u003e\n\u003ctd\u003eCaterpillar C7.1 engines, including 320D, 323D3, 324E, 326F, 329D2, 330D2 and 335F excavators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCondition\u003c\/td\u003e\n\u003ctd\u003eNew, aftermarket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eStat. HS-Code\u003c\/td\u003e\n\u003ctd\u003e848350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCountry of Manufacture\u003c\/td\u003e\n\u003ctd\u003eChina\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"padding:20px\"\u003e\n\u003cp style=\"margin:0 0 10px;font-weight:700;color:#333\"\u003eCaterpillar machines\u003c\/p\u003e\n\u003cdiv\u003e\u003cspan class=\"spm-chip\"\u003eCaterpillar C7.1 engines, including 320D, 323D3, 324E, 326F, 329D2, 330D2 and 335F excavators\u003c\/span\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin:0 0 18px\"\u003eCheck the part number on your old unit before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003ePart Numbers\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eCaterpillar Part No.\u003cspan class=\"spm-sub\"\u003e(SPM Part No.)\u003c\/span\u003e\n\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003e344-1722\u003c\/strong\u003e\u003cspan class=\"spm-sub\"\u003e(SPM-HEP-4038)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd\u003eCaterpillar C7.1 engines, including 320D, 323D3, 324E, 326F, 329D2, 330D2 and 335F excavators\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"spm-h2\"\u003eApplications \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eBelt squeal or chirp\u003c\/strong\u003e\u003cbr\u003eA tensioner that has lost spring force lets the belt slip, most often on start-up or when the A\/C clutch pulls in. Check the belt for glazing, then the tensioner arm movement.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eArm bouncing or noisy pulley\u003c\/strong\u003e\u003cbr\u003eAn arm that flutters at idle, or a pulley bearing that rumbles or wobbles, means the damper or bearing is worn. Replace the tensioner before the belt comes off and stops the alternator, fan or compressor.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eChange with the belt\u003c\/strong\u003e\u003cbr\u003eA new belt on a tired tensioner wears out early. Fit both together, and check the idler pulleys at the same time.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eFitting tips\u003c\/strong\u003e\u003cbr\u003eRelease the belt with a breaker bar on the tensioner arm, note the belt routing, fit the new tensioner to the same torque as the old one and check the belt sits square in every pulley before running the engine.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003ePrice Beat Guarantee\u003c\/h2\u003e\n\u003c!-- spm-pricebeat --\u003e\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eWe check what other aftermarket sellers charge for this same part. Their prices on the date we checked:\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;margin:0 0 16px\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;border:1px solid #e2e2e2\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003eSeller\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003ePrice\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003eChecked\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eeBay (3 aftermarket sellers)\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 75.00 to 218.50\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eAftermarket Express\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 85.18\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e23 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eG\u0026amp;T Engine Parts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 85.85\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e23 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eFridayParts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 136.49\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e23 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eFab Heavy Parts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 160.15\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e23 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eMyMROmarts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 220.13\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e23 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eSpare Part Mart\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eUSD 68.68\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eToday\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eOur price of USD 68.68 is 8% to 69% less than these sellers.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eFound this part cheaper somewhere else? Send us the listing and we will beat it by 5% under our \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003ePrice Beat Guarantee\u003c\/a\u003e. Every order is also covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- \/spm-pricebeat --\u003e\u003ch2 class=\"spm-h2\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eIs this a genuine Caterpillar part?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eNo. It is an aftermarket part made to fit in place of Caterpillar 344-1722. It is not made by or affiliated with Caterpillar; the Caterpillar part number is used only to show what it replaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eWill it fit my machine?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt fits Caterpillar C7.1 engines, including 320D, 323D3, 324E, 326F, 329D2, 330D2 and 335F excavators. Machines change parts between serial number ranges, so check the number on your old part or in your parts manual.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDoes it fit without changes?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt is made to the same mounting and connections as the original part. Fit new gaskets and seals where they are used, and check for leaks and correct operation before putting the machine back to work.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDo you ship to my country?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eYes, we ship worldwide. Shipping is calculated at checkout, and every order is covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e and \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003eprice beat guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:50px;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d1d1d1;border:1px solid #d1d1d1;margin-bottom:20px\" class=\"spm-trust\"\u003e\n\u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4zm-2 16l-4-4 1.41-1.41L10 14.17l6.59-6.59L18 9l-8 8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003e30-Day Money Back Guarantee\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/delivery-information\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003eWorldwide Delivery\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M21.41 11.58l-9-9C12.05 2.22 11.55 2 11 2H4c-1.1 0-2 .9-2 2v7c0 .55.22 1.05.59 1.42l9 9c.36.36.86.58 1.41.58.55 0 1.05-.22 1.41-.59l7-7c.37-.36.59-.86.59-1.41 0-.55-.23-1.06-.59-1.42zM5.5 8.25c-.69 0-1.25-.56-1.25-1.25s.56-1.25 1.25-1.25 1.25.56 1.25 1.25-.56 1.25-1.25 1.25z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003ePrice Beat Guarantee\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is this a genuine Caterpillar part?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. It is an aftermarket part made to fit in place of Caterpillar 344-1722. It is not made by or affiliated with Caterpillar; the Caterpillar part number is used only to show what it replaces.\"}}, {\"@type\": \"Question\", \"name\": \"Will it fit my machine?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It fits Caterpillar C7.1 engines, including 320D, 323D3, 324E, 326F, 329D2, 330D2 and 335F excavators. Machines change parts between serial number ranges, so check the number on your old part or in your parts manual.\"}}, {\"@type\": \"Question\", \"name\": \"Does it fit without changes?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It is made to the same mounting and connections as the original part. Fit new gaskets and seals where they are used, and check for leaks and correct operation before putting the machine back to work.\"}}, {\"@type\": \"Question\", \"name\": \"Do you ship to my country?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, we ship worldwide. Shipping is calculated at checkout, and every order is covered by our 30 day money back guarantee and price beat guarantee.\"}}]}]}\u003c\/script\u003e","brand":"Spare Part Mart","offers":[{"title":"Default Title","offer_id":67655557677356,"sku":"SPM-HEP-4038-P1","price":68.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/9152\/6700\/files\/tens_caterpillar-344-1722_0.jpg?v=1792730592"},{"product_id":"cummins-3914086-aftermarket-belt-tensioner","title":"Cummins 3914086 Aftermarket Belt Tensioner","description":"\u003cdiv style=\"font-family:Roboto,sans-serif;color:#1a1a1a;line-height:1.6\"\u003e\n\u003cstyle\u003e@import url('https:\/\/fonts.googleapis.com\/css2?family=Roboto+Condensed:wght@700\u0026family=Roboto:wght@400;700;900\u0026display=swap');.spm-c{border:1px solid #d1d1d1;background:#fff;margin-bottom:25px;overflow:hidden}.spm-h{padding:15px 20px;background:#ffce02;border-bottom:1px solid #d1d1d1;font-weight:900;text-transform:uppercase;font-size:16px;color:#000;letter-spacing:.05em;font-family:'Roboto Condensed',sans-serif}.spm-t{width:100%;border-collapse:collapse;font-size:15px}.spm-t th{padding:12px 10px;text-align:left;background:#f4f4f4;font-size:12px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid #d1d1d1;color:#000}.spm-t td{padding:11px 10px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}.spmL{font-weight:700;color:#333;background:#fcfcfc;width:38%}.spm-sub{display:block;color:#777;font-size:12.5px;margin-top:2px}.spm-chip{display:inline-block;margin:0 8px 8px 0;padding:6px 12px;border:1px solid #d1d1d1;background:#fcfcfc;font-size:14px;font-weight:700;color:#000}.spm-h2{font-family:'Roboto Condensed',sans-serif;font-size:24px;font-weight:900;color:#000;text-transform:uppercase;margin:40px 0 20px;letter-spacing:.05em;border-bottom:3px solid #ffce02;padding-bottom:15px}.spm-p{font-size:16px;line-height:1.8;margin:0 0 18px}@media(max-width:700px){.spmL{width:auto}}\u003c\/style\u003e\n\u003cp class=\"spm-p\"\u003eCummins 3914086 is the automatic belt tensioner with spring arm and pulley. It is used on Cummins 4BT, 6BT and 6CT engines. This aftermarket version is made to the same mounting and connections as the original, so it fits where the old one came off.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eThe same part is also sold as Cummins 3937553 and Cummins 5333477.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eSold as one unit. Check the number on your old part, or in the parts manual for your machine, before ordering.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eTechnical Properties \u0026amp; Sizes\u003c\/h2\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eSpecifications\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePart Type\u003c\/td\u003e\n\u003ctd\u003eBelt Tensioner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eReplaces\u003c\/td\u003e\n\u003ctd\u003eCummins 3914086\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCross References\u003c\/td\u003e\n\u003ctd\u003eCummins 3937553, Cummins 5333477\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eFits\u003c\/td\u003e\n\u003ctd\u003eCummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCondition\u003c\/td\u003e\n\u003ctd\u003eNew, aftermarket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eStat. HS-Code\u003c\/td\u003e\n\u003ctd\u003e848350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCountry of Manufacture\u003c\/td\u003e\n\u003ctd\u003eChina\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"padding:20px\"\u003e\n\u003cp style=\"margin:0 0 10px;font-weight:700;color:#333\"\u003eCummins machines\u003c\/p\u003e\n\u003cdiv\u003e\u003cspan class=\"spm-chip\"\u003eCummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators\u003c\/span\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin:0 0 18px\"\u003eCheck the part number on your old unit before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003ePart Numbers\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eCummins Part No.\u003cspan class=\"spm-sub\"\u003e(SPM Part No.)\u003c\/span\u003e\n\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003e3914086\u003c\/strong\u003e\u003cspan class=\"spm-sub\"\u003e(SPM-HEP-4330)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd\u003eCummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eCross References\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart No.\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCummins\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e3914086\u003c\/strong\u003e (this page, SPM-HEP-4330)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCummins\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e3937553\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCummins\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e5333477\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin:10px 20px 18px\"\u003eAll of these numbers are the same part.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"spm-h2\"\u003eApplications \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eFault finding\u003c\/strong\u003e\u003cbr\u003eCheck the machine's fault codes and wiring first; when the part itself has failed, replace it with one made to the same fit.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eDamaged or worn part\u003c\/strong\u003e\u003cbr\u003eParts on the platform and chassis take knocks, weather and heavy use. Replacing a worn part before it fails keeps the machine on hire.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eSame fit as the original\u003c\/strong\u003e\u003cbr\u003eMade to the same mounting and connector as the part it replaces, so it fits without changes to the machine.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eFleet spares\u003c\/strong\u003e\u003cbr\u003eKeeping common parts for each machine type in stock turns a breakdown into a quick swap.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003ePrice Beat Guarantee\u003c\/h2\u003e\n\u003c!-- spm-pricebeat --\u003e\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eWe check what other aftermarket sellers charge for this same part. Their prices on the date we checked:\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;margin:0 0 16px\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;border:1px solid #e2e2e2\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003eSeller\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003ePrice\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003eChecked\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eKuduParts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 37.99\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eFridayParts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 41.71\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eAmazon (HLAUTO)\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 41.93\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eAmazon (labwork-parts)\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 42.50\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eWDPart\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 51.99\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eDale's Superstore\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 64.95\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eHighway and Heavy Parts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 107.80\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eMyMROmarts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 118.99\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eSpare Part Mart\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eUSD 29.59\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eToday\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eOur price of USD 29.59 is 22% to 75% less than these sellers.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eFound this part cheaper somewhere else? Send us the listing and we will beat it by 5% under our \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003ePrice Beat Guarantee\u003c\/a\u003e. Every order is also covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- \/spm-pricebeat --\u003e\u003ch2 class=\"spm-h2\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eIs this a genuine Cummins part?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eNo. It is an aftermarket part made to fit in place of Cummins 3914086. It is not made by or affiliated with Cummins; the Cummins part number is used only to show what it replaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eWill it fit my machine?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt fits Cummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators. Machines change parts between serial number ranges, so check the number on your old part or in your parts manual.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDoes it fit without changes?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt is made to the same mounting and connections as the original part. Fit new gaskets and seals where they are used, and check for leaks and correct operation before putting the machine back to work.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDo you ship to my country?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eYes, we ship worldwide. Shipping is calculated at checkout, and every order is covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e and \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003eprice beat guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:50px;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d1d1d1;border:1px solid #d1d1d1;margin-bottom:20px\" class=\"spm-trust\"\u003e\n\u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4zm-2 16l-4-4 1.41-1.41L10 14.17l6.59-6.59L18 9l-8 8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003e30-Day Money Back Guarantee\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/delivery-information\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003eWorldwide Delivery\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M21.41 11.58l-9-9C12.05 2.22 11.55 2 11 2H4c-1.1 0-2 .9-2 2v7c0 .55.22 1.05.59 1.42l9 9c.36.36.86.58 1.41.58.55 0 1.05-.22 1.41-.59l7-7c.37-.36.59-.86.59-1.41 0-.55-.23-1.06-.59-1.42zM5.5 8.25c-.69 0-1.25-.56-1.25-1.25s.56-1.25 1.25-1.25 1.25.56 1.25 1.25-.56 1.25-1.25 1.25z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003ePrice Beat Guarantee\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is this a genuine Cummins part?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. It is an aftermarket part made to fit in place of Cummins 3914086. It is not made by or affiliated with Cummins; the Cummins part number is used only to show what it replaces.\"}}, {\"@type\": \"Question\", \"name\": \"Will it fit my machine?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It fits Cummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators. Machines change parts between serial number ranges, so check the number on your old part or in your parts manual.\"}}, {\"@type\": \"Question\", \"name\": \"Does it fit without changes?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It is made to the same mounting and connections as the original part. Fit new gaskets and seals where they are used, and check for leaks and correct operation before putting the machine back to work.\"}}, {\"@type\": \"Question\", \"name\": \"Do you ship to my country?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, we ship worldwide. Shipping is calculated at checkout, and every order is covered by our 30 day money back guarantee and price beat guarantee.\"}}]}]}\u003c\/script\u003e","brand":"Spare Part Mart","offers":[{"title":"Default Title","offer_id":67664283337004,"sku":"SPM-HEP-4330-P1","price":29.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/9152\/6700\/files\/4330_2_amz.jpg?v=1792882077"},{"product_id":"spm-hep-4330-belt-tensioner","title":"SPM-HEP-4330 Belt Tensioner","description":"\u003cdiv style=\"font-family:Roboto,sans-serif;color:#1a1a1a;line-height:1.6\"\u003e\n\u003cstyle\u003e@import url('https:\/\/fonts.googleapis.com\/css2?family=Roboto+Condensed:wght@700\u0026family=Roboto:wght@400;700;900\u0026display=swap');.spm-c{border:1px solid #d1d1d1;background:#fff;margin-bottom:25px;overflow:hidden}.spm-h{padding:15px 20px;background:#ffce02;border-bottom:1px solid #d1d1d1;font-weight:900;text-transform:uppercase;font-size:16px;color:#000;letter-spacing:.05em;font-family:'Roboto Condensed',sans-serif}.spm-t{width:100%;border-collapse:collapse;font-size:15px}.spm-t th{padding:12px 10px;text-align:left;background:#f4f4f4;font-size:12px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid #d1d1d1;color:#000}.spm-t td{padding:11px 10px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}.spmL{font-weight:700;color:#333;background:#fcfcfc;width:38%}.spm-sub{display:block;color:#777;font-size:12.5px;margin-top:2px}.spm-chip{display:inline-block;margin:0 8px 8px 0;padding:6px 12px;border:1px solid #d1d1d1;background:#fcfcfc;font-size:14px;font-weight:700;color:#000}.spm-h2{font-family:'Roboto Condensed',sans-serif;font-size:24px;font-weight:900;color:#000;text-transform:uppercase;margin:40px 0 20px;letter-spacing:.05em;border-bottom:3px solid #ffce02;padding-bottom:15px}.spm-p{font-size:16px;line-height:1.8;margin:0 0 18px}@media(max-width:700px){.spmL{width:auto}}\u003c\/style\u003e\n\u003cp class=\"spm-p\"\u003eSPM-HEP-4330 is the automatic belt tensioner with spring arm and pulley. It is used on Cummins 4BT, 6BT and 6CT engines. This aftermarket version is made to the same mounting and connections as the original, so it fits where the old one came off.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eIt replaces Cummins 3914086, Cummins 3937553 and Cummins 5333477.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eSold as one unit. Check the number on your old part, or in the parts manual for your machine, before ordering.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eTechnical Properties \u0026amp; Sizes\u003c\/h2\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eSpecifications\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePart Type\u003c\/td\u003e\n\u003ctd\u003eBelt Tensioner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eReplaces\u003c\/td\u003e\n\u003ctd\u003eCummins 3914086\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCross References\u003c\/td\u003e\n\u003ctd\u003eCummins 3937553, Cummins 5333477\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eFits\u003c\/td\u003e\n\u003ctd\u003eCummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCondition\u003c\/td\u003e\n\u003ctd\u003eNew, aftermarket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eStat. HS-Code\u003c\/td\u003e\n\u003ctd\u003e848350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCountry of Manufacture\u003c\/td\u003e\n\u003ctd\u003eChina\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"padding:20px\"\u003e\n\u003cp style=\"margin:0 0 10px;font-weight:700;color:#333\"\u003eCummins machines\u003c\/p\u003e\n\u003cdiv\u003e\u003cspan class=\"spm-chip\"\u003eCummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators\u003c\/span\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin:0 0 18px\"\u003eCheck the part number on your old unit before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003ePart Numbers\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eCummins Part No.\u003cspan class=\"spm-sub\"\u003e(SPM Part No.)\u003c\/span\u003e\n\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003e3914086\u003c\/strong\u003e\u003cspan class=\"spm-sub\"\u003e(SPM-HEP-4330)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd\u003eCummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eCross References\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart No.\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCummins\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e3914086\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCummins\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e3937553\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCummins\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e5333477\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin:10px 20px 18px\"\u003eAll of these numbers are the same part.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"spm-h2\"\u003eApplications \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eFault finding\u003c\/strong\u003e\u003cbr\u003eCheck the machine's fault codes and wiring first; when the part itself has failed, replace it with one made to the same fit.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eDamaged or worn part\u003c\/strong\u003e\u003cbr\u003eParts on the platform and chassis take knocks, weather and heavy use. Replacing a worn part before it fails keeps the machine on hire.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eSame fit as the original\u003c\/strong\u003e\u003cbr\u003eMade to the same mounting and connector as the part it replaces, so it fits without changes to the machine.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eFleet spares\u003c\/strong\u003e\u003cbr\u003eKeeping common parts for each machine type in stock turns a breakdown into a quick swap.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003ePrice Beat Guarantee\u003c\/h2\u003e\n\u003c!-- spm-pricebeat --\u003e\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eWe check what other aftermarket sellers charge for this same part. Their prices on the date we checked:\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;margin:0 0 16px\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;border:1px solid #e2e2e2\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003eSeller\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003ePrice\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003eChecked\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eKuduParts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 37.99\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eFridayParts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 41.71\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eAmazon (HLAUTO)\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 41.93\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eAmazon (labwork-parts)\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 42.50\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eWDPart\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 51.99\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eDale's Superstore\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 64.95\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eHighway and Heavy Parts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 107.80\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eMyMROmarts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 118.99\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eSpare Part Mart\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eUSD 29.59\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eToday\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eOur price of USD 29.59 is 22% to 75% less than these sellers.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eFound this part cheaper somewhere else? Send us the listing and we will beat it by 5% under our \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003ePrice Beat Guarantee\u003c\/a\u003e. Every order is also covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- \/spm-pricebeat --\u003e\u003ch2 class=\"spm-h2\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eIs this a genuine Cummins part?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eNo. It is an aftermarket part made to fit in place of Cummins 3914086. It is not made by or affiliated with Cummins; the Cummins part number is used only to show what it replaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eWill it fit my machine?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt fits Cummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators. Machines change parts between serial number ranges, so check the number on your old part or in your parts manual.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDoes it fit without changes?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt is made to the same mounting and connections as the original part. Fit new gaskets and seals where they are used, and check for leaks and correct operation before putting the machine back to work.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDo you ship to my country?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eYes, we ship worldwide. Shipping is calculated at checkout, and every order is covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e and \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003eprice beat guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:50px;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d1d1d1;border:1px solid #d1d1d1;margin-bottom:20px\" class=\"spm-trust\"\u003e\n\u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4zm-2 16l-4-4 1.41-1.41L10 14.17l6.59-6.59L18 9l-8 8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003e30-Day Money Back Guarantee\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/delivery-information\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003eWorldwide Delivery\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M21.41 11.58l-9-9C12.05 2.22 11.55 2 11 2H4c-1.1 0-2 .9-2 2v7c0 .55.22 1.05.59 1.42l9 9c.36.36.86.58 1.41.58.55 0 1.05-.22 1.41-.59l7-7c.37-.36.59-.86.59-1.41 0-.55-.23-1.06-.59-1.42zM5.5 8.25c-.69 0-1.25-.56-1.25-1.25s.56-1.25 1.25-1.25 1.25.56 1.25 1.25-.56 1.25-1.25 1.25z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003ePrice Beat Guarantee\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is this a genuine Cummins part?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. It is an aftermarket part made to fit in place of Cummins 3914086. It is not made by or affiliated with Cummins; the Cummins part number is used only to show what it replaces.\"}}, {\"@type\": \"Question\", \"name\": \"Will it fit my machine?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It fits Cummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators. Machines change parts between serial number ranges, so check the number on your old part or in your parts manual.\"}}, {\"@type\": \"Question\", \"name\": \"Does it fit without changes?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It is made to the same mounting and connections as the original part. Fit new gaskets and seals where they are used, and check for leaks and correct operation before putting the machine back to work.\"}}, {\"@type\": \"Question\", \"name\": \"Do you ship to my country?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, we ship worldwide. Shipping is calculated at checkout, and every order is covered by our 30 day money back guarantee and price beat guarantee.\"}}]}]}\u003c\/script\u003e","brand":"Spare Part Mart","offers":[{"title":"Default Title","offer_id":67664300015916,"sku":"SPM-HEP-4330-P1","price":29.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/9152\/6700\/files\/sino16_3914086_0.jpg?v=1792880221"},{"product_id":"cummins-3937553-aftermarket-belt-tensioner","title":"Cummins 3937553 Aftermarket Belt Tensioner","description":"\u003cdiv style=\"font-family:Roboto,sans-serif;color:#1a1a1a;line-height:1.6\"\u003e\n\u003cstyle\u003e@import url('https:\/\/fonts.googleapis.com\/css2?family=Roboto+Condensed:wght@700\u0026family=Roboto:wght@400;700;900\u0026display=swap');.spm-c{border:1px solid #d1d1d1;background:#fff;margin-bottom:25px;overflow:hidden}.spm-h{padding:15px 20px;background:#ffce02;border-bottom:1px solid #d1d1d1;font-weight:900;text-transform:uppercase;font-size:16px;color:#000;letter-spacing:.05em;font-family:'Roboto Condensed',sans-serif}.spm-t{width:100%;border-collapse:collapse;font-size:15px}.spm-t th{padding:12px 10px;text-align:left;background:#f4f4f4;font-size:12px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid #d1d1d1;color:#000}.spm-t td{padding:11px 10px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}.spmL{font-weight:700;color:#333;background:#fcfcfc;width:38%}.spm-sub{display:block;color:#777;font-size:12.5px;margin-top:2px}.spm-chip{display:inline-block;margin:0 8px 8px 0;padding:6px 12px;border:1px solid #d1d1d1;background:#fcfcfc;font-size:14px;font-weight:700;color:#000}.spm-h2{font-family:'Roboto Condensed',sans-serif;font-size:24px;font-weight:900;color:#000;text-transform:uppercase;margin:40px 0 20px;letter-spacing:.05em;border-bottom:3px solid #ffce02;padding-bottom:15px}.spm-p{font-size:16px;line-height:1.8;margin:0 0 18px}@media(max-width:700px){.spmL{width:auto}}\u003c\/style\u003e\n\u003cp class=\"spm-p\"\u003eCummins 3937553 is the automatic belt tensioner with spring arm and pulley. It is used on Cummins 4BT, 6BT and 6CT engines. This aftermarket version is made to the same mounting and connections as the original, so it fits where the old one came off.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eThe same part is also sold as Cummins 3914086 and Cummins 5333477.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eSold as one unit. Check the number on your old part, or in the parts manual for your machine, before ordering.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eTechnical Properties \u0026amp; Sizes\u003c\/h2\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eSpecifications\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePart Type\u003c\/td\u003e\n\u003ctd\u003eBelt Tensioner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eReplaces\u003c\/td\u003e\n\u003ctd\u003eCummins 3914086\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCross References\u003c\/td\u003e\n\u003ctd\u003eCummins 3937553, Cummins 5333477\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eFits\u003c\/td\u003e\n\u003ctd\u003eCummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCondition\u003c\/td\u003e\n\u003ctd\u003eNew, aftermarket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eStat. HS-Code\u003c\/td\u003e\n\u003ctd\u003e848350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCountry of Manufacture\u003c\/td\u003e\n\u003ctd\u003eChina\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"padding:20px\"\u003e\n\u003cp style=\"margin:0 0 10px;font-weight:700;color:#333\"\u003eCummins machines\u003c\/p\u003e\n\u003cdiv\u003e\u003cspan class=\"spm-chip\"\u003eCummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators\u003c\/span\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin:0 0 18px\"\u003eCheck the part number on your old unit before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003ePart Numbers\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eCummins Part No.\u003cspan class=\"spm-sub\"\u003e(SPM Part No.)\u003c\/span\u003e\n\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003e3914086\u003c\/strong\u003e\u003cspan class=\"spm-sub\"\u003e(SPM-HEP-4330)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd\u003eCummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eCross References\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart No.\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCummins\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e3914086\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCummins\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e3937553\u003c\/strong\u003e (this page, SPM-HEP-4330)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCummins\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e5333477\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin:10px 20px 18px\"\u003eAll of these numbers are the same part.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"spm-h2\"\u003eApplications \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eFault finding\u003c\/strong\u003e\u003cbr\u003eCheck the machine's fault codes and wiring first; when the part itself has failed, replace it with one made to the same fit.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eDamaged or worn part\u003c\/strong\u003e\u003cbr\u003eParts on the platform and chassis take knocks, weather and heavy use. Replacing a worn part before it fails keeps the machine on hire.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eSame fit as the original\u003c\/strong\u003e\u003cbr\u003eMade to the same mounting and connector as the part it replaces, so it fits without changes to the machine.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eFleet spares\u003c\/strong\u003e\u003cbr\u003eKeeping common parts for each machine type in stock turns a breakdown into a quick swap.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003ePrice Beat Guarantee\u003c\/h2\u003e\n\u003c!-- spm-pricebeat --\u003e\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eWe check what other aftermarket sellers charge for this same part. Their prices on the date we checked:\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;margin:0 0 16px\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;border:1px solid #e2e2e2\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003eSeller\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003ePrice\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003eChecked\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eKuduParts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 37.99\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eFridayParts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 41.71\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eAmazon (HLAUTO)\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 41.93\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eAmazon (labwork-parts)\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 42.50\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eWDPart\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 51.99\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eDale's Superstore\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 64.95\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eHighway and Heavy Parts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 107.80\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eMyMROmarts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 118.99\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eSpare Part Mart\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eUSD 29.59\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eToday\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eOur price of USD 29.59 is 22% to 75% less than these sellers.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eFound this part cheaper somewhere else? Send us the listing and we will beat it by 5% under our \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003ePrice Beat Guarantee\u003c\/a\u003e. Every order is also covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- \/spm-pricebeat --\u003e\u003ch2 class=\"spm-h2\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eIs this a genuine Cummins part?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eNo. It is an aftermarket part made to fit in place of Cummins 3914086. It is not made by or affiliated with Cummins; the Cummins part number is used only to show what it replaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eWill it fit my machine?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt fits Cummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators. Machines change parts between serial number ranges, so check the number on your old part or in your parts manual.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDoes it fit without changes?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt is made to the same mounting and connections as the original part. Fit new gaskets and seals where they are used, and check for leaks and correct operation before putting the machine back to work.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDo you ship to my country?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eYes, we ship worldwide. Shipping is calculated at checkout, and every order is covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e and \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003eprice beat guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:50px;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d1d1d1;border:1px solid #d1d1d1;margin-bottom:20px\" class=\"spm-trust\"\u003e\n\u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4zm-2 16l-4-4 1.41-1.41L10 14.17l6.59-6.59L18 9l-8 8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003e30-Day Money Back Guarantee\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/delivery-information\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003eWorldwide Delivery\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M21.41 11.58l-9-9C12.05 2.22 11.55 2 11 2H4c-1.1 0-2 .9-2 2v7c0 .55.22 1.05.59 1.42l9 9c.36.36.86.58 1.41.58.55 0 1.05-.22 1.41-.59l7-7c.37-.36.59-.86.59-1.41 0-.55-.23-1.06-.59-1.42zM5.5 8.25c-.69 0-1.25-.56-1.25-1.25s.56-1.25 1.25-1.25 1.25.56 1.25 1.25-.56 1.25-1.25 1.25z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003ePrice Beat Guarantee\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is this a genuine Cummins part?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. It is an aftermarket part made to fit in place of Cummins 3914086. It is not made by or affiliated with Cummins; the Cummins part number is used only to show what it replaces.\"}}, {\"@type\": \"Question\", \"name\": \"Will it fit my machine?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It fits Cummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators. Machines change parts between serial number ranges, so check the number on your old part or in your parts manual.\"}}, {\"@type\": \"Question\", \"name\": \"Does it fit without changes?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It is made to the same mounting and connections as the original part. Fit new gaskets and seals where they are used, and check for leaks and correct operation before putting the machine back to work.\"}}, {\"@type\": \"Question\", \"name\": \"Do you ship to my country?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, we ship worldwide. Shipping is calculated at checkout, and every order is covered by our 30 day money back guarantee and price beat guarantee.\"}}]}]}\u003c\/script\u003e","brand":"Spare Part Mart","offers":[{"title":"Default Title","offer_id":67664300572972,"sku":"SPM-HEP-4330-P1","price":29.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/9152\/6700\/files\/sino16_3914086_0.jpg?v=1792880221"},{"product_id":"cummins-5333477-aftermarket-belt-tensioner","title":"Cummins 5333477 Aftermarket Belt Tensioner","description":"\u003cdiv style=\"font-family:Roboto,sans-serif;color:#1a1a1a;line-height:1.6\"\u003e\n\u003cstyle\u003e@import url('https:\/\/fonts.googleapis.com\/css2?family=Roboto+Condensed:wght@700\u0026family=Roboto:wght@400;700;900\u0026display=swap');.spm-c{border:1px solid #d1d1d1;background:#fff;margin-bottom:25px;overflow:hidden}.spm-h{padding:15px 20px;background:#ffce02;border-bottom:1px solid #d1d1d1;font-weight:900;text-transform:uppercase;font-size:16px;color:#000;letter-spacing:.05em;font-family:'Roboto Condensed',sans-serif}.spm-t{width:100%;border-collapse:collapse;font-size:15px}.spm-t th{padding:12px 10px;text-align:left;background:#f4f4f4;font-size:12px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid #d1d1d1;color:#000}.spm-t td{padding:11px 10px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}.spmL{font-weight:700;color:#333;background:#fcfcfc;width:38%}.spm-sub{display:block;color:#777;font-size:12.5px;margin-top:2px}.spm-chip{display:inline-block;margin:0 8px 8px 0;padding:6px 12px;border:1px solid #d1d1d1;background:#fcfcfc;font-size:14px;font-weight:700;color:#000}.spm-h2{font-family:'Roboto Condensed',sans-serif;font-size:24px;font-weight:900;color:#000;text-transform:uppercase;margin:40px 0 20px;letter-spacing:.05em;border-bottom:3px solid #ffce02;padding-bottom:15px}.spm-p{font-size:16px;line-height:1.8;margin:0 0 18px}@media(max-width:700px){.spmL{width:auto}}\u003c\/style\u003e\n\u003cp class=\"spm-p\"\u003eCummins 5333477 is the automatic belt tensioner with spring arm and pulley. It is used on Cummins 4BT, 6BT and 6CT engines. This aftermarket version is made to the same mounting and connections as the original, so it fits where the old one came off.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eThe same part is also sold as Cummins 3937553 and Cummins 3914086.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003eSold as one unit. Check the number on your old part, or in the parts manual for your machine, before ordering.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eTechnical Properties \u0026amp; Sizes\u003c\/h2\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eSpecifications\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePart Type\u003c\/td\u003e\n\u003ctd\u003eBelt Tensioner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eReplaces\u003c\/td\u003e\n\u003ctd\u003eCummins 3914086\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCross References\u003c\/td\u003e\n\u003ctd\u003eCummins 3937553, Cummins 5333477\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eFits\u003c\/td\u003e\n\u003ctd\u003eCummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCondition\u003c\/td\u003e\n\u003ctd\u003eNew, aftermarket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eStat. HS-Code\u003c\/td\u003e\n\u003ctd\u003e848350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCountry of Manufacture\u003c\/td\u003e\n\u003ctd\u003eChina\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"padding:20px\"\u003e\n\u003cp style=\"margin:0 0 10px;font-weight:700;color:#333\"\u003eCummins machines\u003c\/p\u003e\n\u003cdiv\u003e\u003cspan class=\"spm-chip\"\u003eCummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators\u003c\/span\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin:0 0 18px\"\u003eCheck the part number on your old unit before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003ePart Numbers\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eCummins Part No.\u003cspan class=\"spm-sub\"\u003e(SPM Part No.)\u003c\/span\u003e\n\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003e3914086\u003c\/strong\u003e\u003cspan class=\"spm-sub\"\u003e(SPM-HEP-4330)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd\u003eCummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eCross References\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart No.\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCummins\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e3914086\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCummins\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e3937553\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eCummins\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e5333477\u003c\/strong\u003e (this page, SPM-HEP-4330)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin:10px 20px 18px\"\u003eAll of these numbers are the same part.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"spm-h2\"\u003eApplications \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eFault finding\u003c\/strong\u003e\u003cbr\u003eCheck the machine's fault codes and wiring first; when the part itself has failed, replace it with one made to the same fit.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eDamaged or worn part\u003c\/strong\u003e\u003cbr\u003eParts on the platform and chassis take knocks, weather and heavy use. Replacing a worn part before it fails keeps the machine on hire.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eSame fit as the original\u003c\/strong\u003e\u003cbr\u003eMade to the same mounting and connector as the part it replaces, so it fits without changes to the machine.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eFleet spares\u003c\/strong\u003e\u003cbr\u003eKeeping common parts for each machine type in stock turns a breakdown into a quick swap.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003ePrice Beat Guarantee\u003c\/h2\u003e\n\u003c!-- spm-pricebeat --\u003e\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eWe check what other aftermarket sellers charge for this same part. Their prices on the date we checked:\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;margin:0 0 16px\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;border:1px solid #e2e2e2\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003eSeller\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003ePrice\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:10px 14px;background:#1a1a1a;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.05em\"\u003eChecked\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eKuduParts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 37.99\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eFridayParts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 41.71\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eAmazon (HLAUTO)\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 41.93\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eAmazon (labwork-parts)\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 42.50\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eWDPart\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 51.99\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eDale's Superstore\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 64.95\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eHighway and Heavy Parts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 107.80\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eMyMROmarts\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003eUSD 118.99\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px\"\u003e25 Oct 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eSpare Part Mart\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eUSD 29.59\u003c\/td\u003e\n\u003ctd style=\"padding:10px 14px;border-bottom:1px solid #e2e2e2;font-size:15px;font-weight:700;background:#fff8d6\"\u003eToday\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eOur price of USD 29.59 is 22% to 75% less than these sellers.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;line-height:1.8;margin:0 0 16px\"\u003eFound this part cheaper somewhere else? Send us the listing and we will beat it by 5% under our \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003ePrice Beat Guarantee\u003c\/a\u003e. Every order is also covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- \/spm-pricebeat --\u003e\u003ch2 class=\"spm-h2\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eIs this a genuine Cummins part?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eNo. It is an aftermarket part made to fit in place of Cummins 3914086. It is not made by or affiliated with Cummins; the Cummins part number is used only to show what it replaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eWill it fit my machine?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt fits Cummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators. Machines change parts between serial number ranges, so check the number on your old part or in your parts manual.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDoes it fit without changes?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt is made to the same mounting and connections as the original part. Fit new gaskets and seals where they are used, and check for leaks and correct operation before putting the machine back to work.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDo you ship to my country?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eYes, we ship worldwide. Shipping is calculated at checkout, and every order is covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e and \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003eprice beat guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:50px;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d1d1d1;border:1px solid #d1d1d1;margin-bottom:20px\" class=\"spm-trust\"\u003e\n\u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4zm-2 16l-4-4 1.41-1.41L10 14.17l6.59-6.59L18 9l-8 8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003e30-Day Money Back Guarantee\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/delivery-information\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003eWorldwide Delivery\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M21.41 11.58l-9-9C12.05 2.22 11.55 2 11 2H4c-1.1 0-2 .9-2 2v7c0 .55.22 1.05.59 1.42l9 9c.36.36.86.58 1.41.58.55 0 1.05-.22 1.41-.59l7-7c.37-.36.59-.86.59-1.41 0-.55-.23-1.06-.59-1.42zM5.5 8.25c-.69 0-1.25-.56-1.25-1.25s.56-1.25 1.25-1.25 1.25.56 1.25 1.25-.56 1.25-1.25 1.25z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003ePrice Beat Guarantee\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is this a genuine Cummins part?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. It is an aftermarket part made to fit in place of Cummins 3914086. It is not made by or affiliated with Cummins; the Cummins part number is used only to show what it replaces.\"}}, {\"@type\": \"Question\", \"name\": \"Will it fit my machine?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It fits Cummins 4BT, 4BTA, 6BT, 6BTA and 6CT engines, including Komatsu PC200-6, PC200-7, PC220-6 and PC220-7 excavators. Machines change parts between serial number ranges, so check the number on your old part or in your parts manual.\"}}, {\"@type\": \"Question\", \"name\": \"Does it fit without changes?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It is made to the same mounting and connections as the original part. Fit new gaskets and seals where they are used, and check for leaks and correct operation before putting the machine back to work.\"}}, {\"@type\": \"Question\", \"name\": \"Do you ship to my country?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, we ship worldwide. Shipping is calculated at checkout, and every order is covered by our 30 day money back guarantee and price beat guarantee.\"}}]}]}\u003c\/script\u003e","brand":"Spare Part Mart","offers":[{"title":"Default Title","offer_id":67664301064492,"sku":"SPM-HEP-4330-P1","price":29.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/9152\/6700\/files\/sino16_3914086_0.jpg?v=1792880221"}],"url":"https:\/\/sparepartmart.co\/collections\/heavy-equipment-belt-tensioners.oembed","provider":"Spare Part Mart","version":"1.0","type":"link"}