CAT spin-on oil filter 1R-1807 – genuine Caterpillar 254.6mm height, advanced-efficiency filtration

The CAT 1R-1807 is a genuine Caterpillar spin-on oil filter engineered to protect engine components by removing contaminants and maintaining oil cleanliness in heavy-duty Cat engines.

Designed and manufactured by Caterpillar, the 1R-1807 oil filter is part of Cat's complete filtration line created to support recommended oil change intervals and preserve machine performance. This spin-on filter matches Cat specifications and cross-references Fleetguard LF3973, offering advanced efficiency filtration in a robust size suited to many industrial and mobile applications.

What are the key specifications of the CAT 1R-1807?

The 1R-1807 is a spin-on filter built to Cat’s dimensions and threading standards for easy installation and reliable sealing. Its physical and performance specs make it compatible with a variety of heavy equipment and meet Caterpillar’s filtration expectations.

• Filter type: genuine Caterpillar spin-on cartridge
• Cross reference: Fleetguard LF3973
• Height: 254.6 mm; Diameter: 107.9 mm
• Thread size: 1 1/8 - 16 - 2B; Advanced efficiency rating

How does this filter fit and install on Cat equipment?

The 1R-1807 installs as a spin-on replacement using the standard 1 1/8-16-2B thread, so it fits like-for-like where this model is specified. Installation requires common hand tools and routine checks for proper torque and gasket seating to ensure leak-free operation.

• Installation type: spin-on for straightforward replacement
• Thread compatibility: 1 1/8 - 16 - 2B standard Cat thread
• Recommended: inspect gasket and torque to manufacturer guidance

What performance benefits can I expect from using the CAT 1R-1807?

Using a genuine Caterpillar filter like the 1R-1807 helps sustain oil cleanliness and reduces wear on critical components by trapping contaminants effectively. The advanced-efficiency media extends protection across oil service intervals specified by Caterpillar without altering OEM maintenance schedules.

• Advanced-efficiency filtration to capture particulates and protect components
• Contributes to maintaining manufacturer oil change intervals
• Genuine Cat part ensures dimensional and material compatibility with Cat engines

When should I replace the 1R-1807 and where is it commonly used?

Replace the 1R-1807 according to your machine’s service schedule or sooner if operating in very dusty or contaminated environments. It’s commonly used across heavy-duty Caterpillar engines and mobile equipment that call for this filter size and thread type.

• Change interval: follow Caterpillar engine service recommendations
• Ideal for heavy equipment, on-highway and off-highway Cat engines
• Replace sooner in extreme operating conditions or after contamination events

Who is this for: The CAT 1R-1807 is intended for owners, fleet managers, and maintenance technicians responsible for Caterpillar machines and engines that require a 1R-1807 or its Fleetguard LF3973 cross-reference. Choose this genuine Cat filter when you want OEM-fit, dependable filtration performance and compatibility with recommended oil service practices.