Baldwin PT8889, direct aftermarket replacement. This filter is a high-quality aftermarket oil filter designed for heavy-duty engines. It uses impregnated paper media with a 10 µm filtration rating to effectively capture contaminants and protect critical engine components. With a total height of 304 mm, an outer diameter of 150 mm, and a smallest inner diameter of 81 mm, this filter is a direct replacement for Baldwin, Caterpillar, Fai Filtri, Fleetguard, Kobelco, Komatsu, Oxfil, and Yamaschin part numbers. It is built to the original dimensions and ratings, offering reliable performance for equipment from Caterpillar and Komatsu. Backed by a
30-day money-back guarantee and a
price-beat guarantee, it provides a cost-effective solution without compromising on quality.
Technical properties & cross references
Specifications
| Filtration Media |
Impregnated Paper 10 µm |
| Media type |
Impregnated Paper |
| Filtration Rating |
10 µm |
| Total Height |
304 mm (11 31/32") |
| Smallest Inner Diameter |
81 mm (3 3/16") |
| Outer Diameter |
150 mm (5 29/32") |
| Stat. HS-Code |
84149000 |
| Country of Manufacture |
China |
Price beat guarantee
We check what other aftermarket sellers charge for this same part. Their prices on the date we checked:
| Seller |
Price |
Checked |
| Oxfil |
USD 35.87 |
16 Oct 2026 |
| G&T Engine Parts |
USD 38.52 |
14 Oct 2026 |
| FilterFinder Online |
USD 42.00 |
14 Oct 2026 |
| Propel Parts |
USD 45.13 |
14 Oct 2026 |
| Spare Part Mart |
USD 28.70 |
Today |
Our price of USD 28.70 is 20% to 36% less than these sellers.
Found this part cheaper somewhere else? Send us the listing and we will beat it by 5% under our Price Beat Guarantee. Every order is also covered by our 30 day money back guarantee.
Use cases & applications
Heavy-Duty Continuous Operation
In mining and construction environments where engines run for extended periods, the 10 µm impregnated paper media ensures consistent oil filtration, reducing wear on bearings and cylinder liners. This filter helps maintain oil cleanliness even under high soot loading, extending engine life between overhauls.
Fleet Maintenance Consolidation
For workshops servicing mixed fleets of Caterpillar and Komatsu equipment, this filter simplifies inventory by cross-referencing multiple OEM brands. One filter fits multiple machines, reducing stock complexity and the risk of fitting the wrong part during fast-paced service intervals.
Harsh Dusty Conditions
On job sites with high airborne particulate, such as quarries or demolition sites, the impregnated paper media captures fine 10 µm particles before they circulate through the oil system. This protects turbochargers and hydraulic components from abrasive damage, reducing unplanned downtime.
Scheduled Oil Change Programs
For preventive maintenance schedules, the filter's robust construction and consistent filtration rating allow reliable performance across standard oil change intervals. Its dimensions ensure a secure fit, preventing leaks and maintaining oil pressure during routine replacements.
Frequently asked questions
How can I confirm this filter fits my specific engine or machine?
Check your equipment's original filter part number against the cross-reference list: Baldwin, Caterpillar, Fai Filtri, Fleetguard, Kobelco, Komatsu, Oxfil, and Yamaschin. If your filter matches one of these brands, this filter is a direct replacement. No specific machine models are provided, so always verify dimensions and thread type.
What is the filtration rating and media type of this filter?
This filter uses impregnated paper media with a filtration rating of 10 µm. This media effectively traps fine particles while allowing adequate oil flow for engine protection.
What are the exact dimensions and thread specifications?
The filter has a total height of 304 mm, an outer diameter of 150 mm, and a smallest inner diameter of 81 mm. Thread size is not specified in the verified data, so please measure your existing filter's thread to ensure compatibility.
Is this an OEM or genuine filter? How does it compare to branded filters?
This is an aftermarket filter, not genuine or OEM. It is built to the original dimensions and ratings and serves as a direct replacement for the listed brands. It offers equivalent performance at a lower cost, backed by our price-beat guarantee.
How do I install this filter and what is the recommended replacement interval?
Installation is standard: lubricate the gasket, hand-tighten until the gasket contacts the mounting surface, then tighten an additional 3/4 turn. Replacement intervals follow your engine manufacturer's recommendations; the filter itself does not dictate a specific schedule.
What delivery options and guarantees do you offer?
We offer worldwide shipping with tracking. Your purchase is protected by a 30-day money-back guarantee and a price-beat guarantee. No specific delivery times or warranty periods are stated beyond these terms.