20770303 SP1 Compatible Twin Cylinder Compressor — Volvo

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a critical component within the pneumatic braking system of heavy commercial vehicles, providing the necessary compressed air for reliable operation. Built with high-strength components, this unit is designed to withstand rigorous duty cycles in demanding environments.

Vehicle and engine compatibility

This specific model is engineered for Volvo VHD trucks equipped with D13 engines. It is designed to function seamlessly within the engine's air management system, maintaining stable pressure for the vehicle's braking and pneumatic functions. Check the compatibility list.

Technical specifications and installation

Technicians should note that this is a water-cooled unit featuring an Ø85.00 mm cylinder bore and a 56 mm stroke. The air outlet port is M26x1,5, and it includes an ESS feature for optimized performance. When installing, ensure that the water inlet and outlet ports (M16x1,5) are properly secured to maintain efficient thermal regulation.

Maintenance and troubleshooting

Regular inspection of the air inlet port (Ø35) and unloader port (M16x1,5) is recommended to prevent system contamination or pressure fluctuations. For accurate fitment, always verify that the through drive and mounting configuration match the existing installation.

OE cross-reference

1300 190 009 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20770303SP1.