20478151 Compressor Compatible with Volvo B9L

What does a twin cylinder compressor do?

This twin cylinder compressor is designed to provide high-capacity air generation for demanding pneumatic systems. By utilizing a dual-cylinder configuration, it delivers the rapid air output required for heavy-duty braking and suspension applications, ensuring consistent pressure under sustained load.

Vehicle and engine compatibility

Specifically engineered for use in Volvo B9L trucks equipped with D9B engines, this unit is a critical component for maintaining optimal air pressure. It is designed to integrate seamlessly with the vehicle's engine cooling circuit via its water-cooled architecture.

Technical specifications and features

The unit features a water-cooled design with a water inlet and outlet port size of M16x1,5. Technical specifications include an Ø85.00 mm cylinder bore, a 62 mm stroke, and an air outlet port of M26x1,5. The through drive mechanism and ESS feature ensure reliable mechanical synchronization during operation.

Maintenance and installation guidance

To ensure longevity, technicians should inspect the water inlet/outlet connections and the unloader port (M16x1,5) during routine maintenance intervals. Proper cooling system integrity is vital for the performance of this high-strength component.

OE cross-reference

1300 180 001 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20478151.