Caterpillar 1R-0749 Advanced High Efficiency Secondary Fuel Filter – Genuine Cat
13 in stock
Protect your diesel engine’s fuel system with the Caterpillar 1R-0749 Advanced High Efficiency Secondary Fuel Filter. Designed for compatible Cat engines and equipment, this genuine Caterpillar filter is engineered to remove harmful contaminants from fuel before they reach sensitive fuel-system components.
The 1R-0749 features Cat’s advanced filter media and a durable one-piece spin-on design. Its construction is designed to provide excellent contaminant retention, maintain pleat stability, and help minimize the risk of leaks and fuel-system contamination.
Using the correct fuel filter helps protect fuel injectors, pumps, and other critical components while supporting clean fuel flow and dependable engine performance.
| Specification | Details |
|---|---|
| Brand | Caterpillar |
| Part Number | 1R-0749 |
| Alternate Part Number | 1R0749 |
| Product Type | Secondary Fuel Filter |
| Filter Style | Spin-On |
| Filter Efficiency | Advanced High Efficiency |
| Flow Direction | Out-to-In |
| Diameter | 3.689 in. / 93.7 mm approx. |
| Length | 10.571 in. / 268.5 mm approx. |
| Thread | 1.00-14 |
| Material | Carbon Steel / Metal-Nonmetal |
| Application | Diesel Fuel Systems |
Caterpillar lists the 1R-0749 as a Secondary Fuel Filter with a spin-on design, 3.689-inch diameter and 10.571-inch length.
The Caterpillar 1R-0749 is used across a wide range of Cat diesel-powered equipment and engines, including selected:
It is also specified for numerous Cat generators, wheel loaders, trucks, cold planers, wheel tractor-scrapers, industrial engines, and other equipment. Always verify the part number against your exact machine or engine arrangement before ordering. Caterpillar notes that configuration changes can affect parts compatibility.
Common aftermarket cross-reference numbers include:
Cross-reference numbers are provided for identification and replacement-reference purposes. Verify specifications and application before substituting another brand.
