20574763 Compressor Compatible with Volvo B9R D9B

What does a twin cylinder compressor do?

This twin cylinder compressor is an essential component of the pneumatic braking system, engineered to provide high-capacity air generation for heavy commercial vehicles. Designed with a water-cooled configuration, it integrates into the engine cooling circuit to maintain optimal operating temperatures during sustained heavy-load operation.

Vehicle and engine compatibility

This specific unit is engineered for compatibility with Volvo B9R trucks equipped with D9B engines. It features a through-drive design and includes an integrated ESS feature to ensure precise air management within the pneumatic system. Check the compatibility list to confirm exact fitment for your vehicle model.

Installation and maintenance guidance

Technicians should note the specific technical requirements for installation, including the M26x1.5 air outlet port and M16x1.5 water inlet/outlet ports. Ensuring all connections are secure and the cooling circuit is properly primed will prevent overheating and maintain consistent air pressure delivery.

System integration and selection

When replacing this unit, verify that the mounting flange and port locations align with the existing setup to ensure seamless integration into the vehicle's air 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 20574763.