85000614 SP1 Volvo B9L D9B 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 air pressure for heavy commercial vehicle operation. Designed with high-strength components, this unit ensures consistent performance even under sustained high-demand conditions typical of heavy-duty service.

Vehicle and engine compatibility

This specific model is compatible with Volvo B9L vehicles equipped with D9B engines. It is designed to match the requirements of the engine's cooling circuit through its water-cooled configuration, ensuring thermal stability during long hauls. The unit features an air inlet port of Ø35 and an air outlet port of M26x1,5.

Installation and maintenance

For proper installation, technicians should verify that the water inlet and outlet ports (M16x1,5) align with the existing engine cooling lines. Given the through drive design, ensure the gear engagement is precise to prevent torque loss or mechanical wear. Regular inspection of the water-cooled valve plate is recommended to maintain optimal compression efficiency.

Selection guidance

When replacing a unit, it is vital to confirm that the displacement and port sizes match the removed part exactly to avoid system mismatching.

OE cross-reference

1300 180 002 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 85000614SP1.