20866605 Volvo FM10 D10A Twin Cylinder Compressor

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a critical component within the pneumatic braking system, providing the necessary pressurized air for heavy commercial vehicle operations. Engineered with high-strength components, it ensures consistent air supply and durability under demanding thermal conditions through its integrated water-cooling mechanism.

Vehicle and engine compatibility

The unit is specifically designed to be compatible with Volvo FM10 trucks equipped with D10A engines. This heavy-duty component maintains high pressure stability, ensuring the braking and pneumatic systems function reliably across various service environments. It is also fitted to other heavy commercial vehicles requiring high-capacity air production.

Installation and maintenance guidance

Installation requires attention to the water inlet and outlet ports (M16x1,5) and the air outlet (M26x1,5). Technicians should verify the through-drive alignment and ensure the unloader port (M12x1,5) is correctly seated. Regular inspection of the water-cooled valve plate is recommended to maintain optimal compression efficiency.

System reliability and selection

Proper selection of this compressor ensures seamless integration with existing Volvo OEM specifications, providing a dependable replacement for worn or failing units in the air brake system.

OE cross-reference

1300 185 001 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20866605.