20773343 SP1 Twin Cylinder Compressor for Volvo FM9

What does a twin cylinder compressor do?

This twin cylinder compressor plays a vital role in the pneumatic braking system by producing the necessary compressed air for reliable vehicle operation. Built with high-strength components, this unit is engineered to maintain stable air pressure even under the sustained high demands typical of heavy commercial vehicle service.

Vehicle and engine compatibility

This specific model is designed for Volvo FM9 trucks equipped with D9A engines. It features a water-cooled design to ensure thermal stability during long-haul operations and includes an ESS feature for optimized performance. It is essential to verify that the drive gear and port configurations match the existing engine setup.

Technical specifications and installation

The technical specifications include a Ø85.00mm cylinder bore and a 62mm stroke, providing a swept volume of 704cm³. Installation requires attention to the M26x1,5 air outlet port and the M16x1,5 water inlet and outlet ports to ensure a secure connection within the cooling circuit.

Maintenance and replacement guidance

When replacing this unit, technicians should always cross-reference the original component's mounting flange and drive type to ensure a precise fitment within the engine compartment.

OE cross-reference

1300 180 002 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20773343SP1.