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1R0739 Oil Filter | Fleetguard LF667 Compatible Heavy-Duty Oil Filter
The 1R0739 oil filter is designed to provide reliable lubrication system protection for heavy-duty diesel engines used in generator, construction, and industrial applications. It effectively removes contaminants from engine oil, helping maintain stable oil pressure and reduce internal engine wear.
This model is widely used in Caterpillar-powered equipment and generator sets and is suitable for routine maintenance and spare parts stocking.
Key Features
High-efficiency engine oil filtration
Helps protect critical engine components
Heavy-duty metal housing for pressure resistance
Standard spin-on design for easy installation
Dimensions
Outer Diameter (OD): approx. 108 mm (4.25 in)
Height / Length: approx. 260–262 mm (10.3 in)
Thread Size: 1 1/8″-16 UNF
Gasket ID: approx. 90–92 mm (3.55 in)
Gasket OD: approx. 99–103 mm (3.88–4.05 in)
Cross Reference
Fleetguard: LF667
Applications
Heavy-duty diesel engines
Diesel generator sets
Construction and industrial equipment
Installation & Service Guide
Remove the old oil filter using a filter wrench.
Clean the mounting base and gasket surface.
Install the new 1R0739 oil filter and tighten securely.
Check for leaks after engine start-up.

