Hengst E77H, direct aftermarket replacement. This filter is a direct replacement aftermarket oil filter built to the original dimensions and ratings. It features cellulose filtration media with a 17 µm rating, effectively trapping contaminants to protect engine components. With a burst pressure of 13.8 bar, it withstands demanding operating conditions. This filter measures 228.6 mm in total height, 79.2 mm in outer diameter, and 47.2 mm in smallest inner diameter. It is compatible with equipment from Caterpillar and cross-references brands including Ac Delco, Baldwin, Bosch, Donaldson, Fleetguard, Fram, and many others. As a cost-effective alternative, it delivers reliable filtration without the premium price tag. Sold in packs of 2.
Technical properties & cross references
Specifications
| Pack Size | 2 pieces per pack |
| Burst Pressure |
13.8 bar (200 PSI) |
| Filtration Media |
Cellulose 17 µm |
| Media type |
Cellulose |
| Filtration Rating |
17 µm |
| Total Height |
228.6 mm (9") |
| Smallest Inner Diameter |
47.2 mm (1 27/32") |
| Outer Diameter |
79.2 mm (3 1/8") |
| 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 |
| G&T Engine Parts (2 singles) |
USD 16.28 |
14 Oct 2026 |
| eBay (10 aftermarket sellers) (2 singles) |
USD 17.24 to 51.54 |
14 Oct 2026 |
| Propel Parts (2 singles) |
USD 19.08 |
14 Oct 2026 |
| FilterFinder Online (2 singles) |
USD 40.00 |
14 Oct 2026 |
| Oxfil (2 singles) |
USD 49.32 |
16 Oct 2026 |
| Hydrafil (2 singles) |
USD 201.90 |
14 Oct 2026 |
| Spare Part Mart (pack of 2) |
USD 14.96 |
Today |
Our price of USD 14.96 is 8% to 93% 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 equipment that runs for extended periods, such as generators or pumps, the 17 µm cellulose media ensures consistent oil cleanliness, reducing wear on critical components over long duty cycles.
Dusty Construction Environments
On construction sites where airborne debris is common, this filter's robust construction and high burst pressure help maintain oil flow and protection even when exposed to challenging conditions.
Fleet Maintenance Consolidation
For fleets using Caterpillar equipment, standardizing on this aftermarket filter simplifies inventory management. Its broad cross-reference compatibility allows a single part number to serve multiple machines, reducing stock complexity.
Scheduled Oil Change Programs
When performing routine oil changes, this filter's reliable 17 µm filtration supports extended drain intervals by maintaining oil quality, helping to lower overall maintenance costs.
Frequently asked questions
How do I confirm this filter fits my Caterpillar machine?
Check your equipment's owner manual or existing filter part number. This filter is a direct replacement for Caterpillar applications, but always verify dimensions (228.6 mm height, 79.2 mm OD, 47.2 mm ID) and thread type before purchase.
What is the filtration rating and media type?
The filter uses cellulose media with a 17 µm filtration rating, suitable for standard oil filtration in diesel and gasoline engines.
What are the key dimensions and thread specifications?
Total height is 228.6 mm, outer diameter is 79.2 mm, and smallest inner diameter is 47.2 mm. The thread size is not specified; please confirm with your application.
Is this an OEM or aftermarket part? How does it compare?
This is an aftermarket filter built to the original dimensions and ratings. It offers a cost-effective alternative without compromising on performance. It is not a genuine OEM part but is designed as a direct replacement.
How do I install this oil filter?
Installation is standard: lubricate the gasket, hand-tighten until the gasket contacts the mounting surface, then tighten an additional 3/4 turn. Always check for leaks after starting the engine.