20451727 Volvo FM FM II Compressor

What does a single cylinder compressor do?

This single cylinder compressor serves as a vital component within the pneumatic braking system of heavy commercial vehicles. It is engineered to provide consistent air pressure required for reliable braking performance and auxiliary pneumatic functions. The unit is built with high-strength components to withstand the rigorous thermal and mechanical stresses encountered during heavy-duty operation.

Vehicle compatibility and fitment

This specific model is compatible with Volvo FM series including FM 300, FM 340, FM 380, FM 400, FM 440, FM 480, FM 360, FM 500, FM 370, FM 410, FM 450, FM 330, FM 460, FM 420, FM 390, and FM 430. It is also suitable for Volvo FM II variants such as the FM 420, FM 330, FM 460, FM 500, FM 370, FM 410, and FM 450. The system integrates seamlessly with Volvo OEM specifications.

Technical specifications and maintenance

The technical configuration includes a water-cooled design to prevent overheating during continuous use. Key specifications include an Ø85.00 mm cylinder bore, a stroke of 56 mm, and a swept volume of 318cm³. The unit features an M26x1,5 air outlet port and an M12x1,5 unloader port to ensure precise pressure regulation.

Operational guidance

For optimal performance, technicians should inspect the water inlet and outlet ports (M16x1,5) for any signs of leakage or scaling. Regular checks of the through-drive mechanism and valve plate integrity are recommended to maintain peak efficiency in the vehicle's air system. Consult your authorized distributor.

OE cross-reference

1300 025 002 (Single Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20451727.