2500 340 001 Air Compressor for Heavy Commercial Vehicles

What does a single cylinder air compressor do?

A single cylinder air compressor is a piston-type component that generates the compressed air required for the operation of the air brake system in heavy commercial vehicles. By taking drive from the engine, it compresses intake air and directs it to the air processing unit and storage tanks. This component serves as a critical link in the pneumatic circuit of trucks, buses, and construction machinery.

Vehicle and engine compatibility

This compressor is compatible with various heavy-duty vehicles including Freightliner Cascadia, Kenworth T680, Peterbilt 579, and Volvo VNL series. It is specifically engineered to work with Cummins ISX15 and X12 engines, as well as Caterpillar engines. Whether fitted to an International ProStar or a Volvo VNL 760, this unit ensures consistent air pressure delivery across diverse fleet applications.

Installation and maintenance

For optimal performance, technicians should inspect the drive mechanism and intake seals during routine maintenance intervals. Ensuring proper lubrication and checking for leaks in the connection lines helps maintain system integrity. When replacing this unit, verify that the mounting flange and drive type align with the existing engine configuration to prevent installation issues.

Selection guidance

Consult your authorized distributor to ensure exact fitment for your specific vehicle model and engine type.

OE cross-reference

2500 340 001 (Single Cylinder Compressor) is the equivalent of the Cummins and WABCO OE numbers. This part directly replaces Cummins OE number 3689649. It also replaces WABCO OE number 9111530270.