Your cart is empty
Browse our catalog to find the parts you need.
These images are illustrative and may not match the product exactly. Always verify by part number — or confirm instantly with the assistant using a photo or VIN.
Caterpillar · Filtration
1R0750
In stock · ships from Knoxville
The Caterpillar 1R-0750 is a spin-on secondary fuel filter for Cat heavy-duty diesel engines.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
Verified fitment for 8 applications
Add your truck to see whether it's one of them
All confirmed applications for this part number.
Caterpillar
Caterpillar
Confirm engine serial number range before ordering. Some Cat C7/C9 and 3116/3126 engines use the 7/8"-thread 1R-0751 instead. Frequently paired with the Cat 175-2949 fuel/water separator as the primary stage on C13/C15 trucks.
Part data verified against 5 catalog sources
Numbers this part supersedes or interchanges with. Showing 8 of 8.
Different year, make, or config? Get a confirmation against your truck in under a minute.
It uses advanced efficiency cellulose media to capture particles down to 2 microns, protecting fuel injectors, pumps, and other fuel system parts from wear. This filter is a common replacement item on engines like the C15, C13, C12, 3406E, and many others from the 1990s through 2010s. It is replaced during routine fuel system maintenance to prevent injector clogging and fuel system damage.
Part Number: 1R0750
FILTER 1R0750
Category: Filters
Unit: ea
Dealer: Post Onsite
Compatibility, alternatives, and more
