20574763 Compatible Twin Cylinder Compressor for Volvo B9L

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a critical component within the pneumatic braking system, ensuring consistent air pressure for heavy-duty operations. Engineered with high-strength components, it provides the high-capacity air generation required for demanding service cycles. The unit features a water-cooled design to maintain optimal operating temperatures during sustained heavy use.

Vehicle and engine compatibility

This specific model is designed for use in Volvo B9L trucks equipped with D9B engines. It is built to meet the rigorous requirements of heavy commercial vehicle air systems, ensuring seamless integration with the engine's cooling circuit through its dedicated M16x1.5 water inlet and outlet ports.

Installation and maintenance

Technicians should note the technical specifications including a 704cm³ swept volume and an M26x1,5 air outlet port. Installation requires careful attention to the water-cooled valve plate and the ESS feature connections to ensure proper system functionality. Regular checks of the M12x1,5 unloader port are recommended during routine maintenance.

Troubleshooting and selection

When replacing this component, verify the through drive compatibility and ensure all port connections are tightened to specification to prevent pressure loss 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 20574763.