20842990 Twin Cylinder Compressor for Volvo B9R

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a critical component within the pneumatic braking system, providing the necessary air pressure for heavy commercial vehicle operations. Engineered with high-strength components, it ensures stable air generation even under sustained heavy-duty conditions through its efficient water-cooled design.

Compatibility and engine fitment

Specifically designed for Volvo B9R vehicles equipped with D9B engines, this unit delivers a high capacity of air output via its twin-cylinder configuration. The assembly includes an integrated ESS feature and a water-cooled valve plate to maintain optimal operating temperatures during long-haul service.

Installation and technical specifications

For professional installation, technicians should verify the water inlet and outlet ports (M16x1,5) and ensure the air inlet port (Ø35) is properly seated. This unit features a through drive mechanism and is optimized for heavy commercial vehicle service requirements.

Maintenance considerations

Consult your authorized distributor for fitment confirmation.

OE cross-reference

1300 180 001 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20842990.