Description
CAT 1R-0749 Fuel Filter
The CAT 1R-0749 Fuel Filter is a high-efficiency Caterpillar secondary fuel filter designed for diesel engines and heavy-duty equipment. It helps remove fine particles, dirt, rust, and other contaminants from diesel fuel before they reach sensitive fuel system components such as injectors, fuel pumps, and fuel rails.
Product Overview
Also written as 1R0749, this Caterpillar fuel filter is widely used in diesel engine applications where clean fuel delivery is essential for reliable performance. Its spin-on design allows practical replacement, while its advanced high-efficiency filtration helps support engine protection in demanding operating conditions.
Key Features
- Genuine Caterpillar / CAT fuel filter
- Part Number: 1R-0749
- Alternate Part Number: 1R0749
- Secondary fuel filter for diesel engines
- Spin-on filter design for easy replacement
- Advanced high-efficiency filtration performance
- Helps protect injectors, fuel pumps, and fuel system components
- Suitable for heavy equipment, generators, marine engines, industrial engines, and off-highway machinery
Applications
The CAT 1R-0749 Fuel Filter is commonly used in Caterpillar diesel engines and heavy-duty applications, including construction machinery, generator sets, marine engines, industrial engines, oilfield equipment, mining equipment, trucks, and off-highway machinery.
Technical Specifications
| Brand | Caterpillar / CAT |
| Part Number | 1R-0749 |
| Alternate Part Number | 1R0749 |
| Product Type | Fuel Filter |
| Filter Position | Secondary Fuel Filter |
| Filter Design | Spin-On |
| Filtration Type | Advanced High Efficiency |
| Application | Diesel Engine Fuel Filtration |
| Thread Size | 1-14 UN |
| Approx. Height | 266–267 mm |
| Approx. Outer Diameter | 93.7–94 mm |
Benefits
Using the CAT 1R-0749 Fuel Filter helps reduce contamination-related wear in diesel fuel systems. By improving fuel cleanliness, this filter supports smoother engine operation, better injector protection, and reliable equipment performance in demanding environments.
Compatibility Note
Before ordering the CAT 1R-0749 Fuel Filter, compatibility should be confirmed using the equipment model, engine serial number, existing filter part number, or official parts manual. This helps ensure the correct fitment for your Caterpillar engine or equipment.
Related Resource
For general technical information about Caterpillar equipment and parts, visit the official Caterpillar website.
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