20569251 SP1 Volvo FMX D11B Twin Cylinder Compressor

What does a twin cylinder compressor do?

This twin cylinder air compressor is a critical component within the pneumatic braking system of heavy commercial vehicles. Designed to provide consistent air pressure, this unit ensures reliable operation of the air brake system under demanding service conditions through high-strength components.

Compatible vehicles and engines

This specific model is engineered for Volvo FMX trucks equipped with D11B engines. It features a water-cooled design to manage operating temperatures effectively, ensuring long-term stability within the engine compartment. The unit includes an integrated ESS feature and a water-cooled valve plate to optimize performance.

Installation and maintenance

For correct installation, technicians should verify the M26x1,5 air outlet port and M16x1,5 water inlet/outlet ports. This through-drive compressor is designed for precise fitment within the engine's drive configuration. Ensure all mounting points and cooling lines are inspected during replacement to maintain system integrity.

System performance and selection

Check the compatibility list for precise fitment verification.

OE cross-reference

1300 190 012 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20569251SP1.