20775224 SP1 Compatible Twin Cylinder Compressor — Volvo

What does a twin cylinder compressor do?

This twin cylinder compressor is a critical component within the pneumatic braking system of heavy commercial vehicles, ensuring consistent air pressure for reliable braking performance. Engineered with heavy-duty grade materials, this unit is designed to withstand high-pressure environments and rigorous duty cycles in heavy commercial vehicle applications.

Compatible vehicles and engines

This specific model is designed for use in Volvo VHD trucks equipped with D12 engines. It functions as a direct replacement for the original equipment, ensuring seamless integration with the vehicle's existing pneumatic architecture and engine mounting requirements.

Technical specifications and installation

The assembly features a water-cooled design to maintain optimal operating temperatures, preventing overheating during extended operation. Technical specifications include an 85.00 mm cylinder bore, a 62 mm stroke, and an air outlet port size of M26x1,5. The unit includes an ESS feature and a water-cooled valve plate to enhance component longevity.

Maintenance and selection guidance

To ensure correct installation, technicians should verify that the drive gear and port locations match the existing unit exactly. When performing maintenance or replacement, always check the mounting flange and water inlet/outlet connections (M16x1,5) to prevent leaks in the cooling circuit.

OE cross-reference

1300 185 002 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20775224SP1.