20866605 Compatible Twin Cylinder Compressor for Volvo FH12

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a critical component within the pneumatic braking system of heavy commercial vehicles. Engineered for high-pressure stability, it utilizes a water-cooled mechanism to manage thermal loads during continuous operation, ensuring the air brake system receives a steady supply of pressurized air for optimal safety and performance.

Vehicle and engine compatibility

This unit is specifically designed to fit Volvo FH12 trucks equipped with D12C engines. It features a 62 mm stroke and an air inlet port of Ø35mm, making it a reliable replacement part for maintaining the integrity of the vehicle's pneumatic service. Check the compatibility list for exact fitment.

Installation and maintenance guidance

For professional installation, technicians should verify the water inlet and outlet ports (M16x1.5) and the M26x1.5 air outlet port to ensure leak-free connections. This through-drive component is built with high-strength components to withstand the demanding duty cycles typical of long-haul transport environments.

System reliability and performance

Regular inspection of the unloader port and valve plate integrity is recommended during routine maintenance to prevent pressure fluctuations in the braking circuit.

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.