2500 040 007 Compatible Air Compressor — Single Cylinder

What does a single cylinder air compressor do?

This single cylinder air brake compressor is a piston-type component designed to produce the essential compressed air required for the braking systems of heavy commercial vehicles. By utilizing a high-strength design, it ensures consistent pressure delivery to the air processing unit, acting as a critical link in the vehicle's pneumatic system.

Vehicle and engine compatibility

The unit is specifically engineered for compatibility with various heavy-duty applications, including KamAZ, Ford Trucks, Iveco Bus, and Volkswagen models. It is particularly suited for vehicles equipped with Cummins ISBe, ISLe, or ISDe engines. This compressor ensures stable performance across diverse fleets including Dongfeng, Yutong, and Zhongtong units.

Technical specifications and maintenance

This water-cooled model features a 3/4”-14 NPT air inlet and outlet port, along with a 1/2”-14 NPT water inlet and outlet port for integrated thermal management. Maintenance technicians should regularly inspect the M10x1 unloader port and verify the through drive mechanism to ensure optimal service life and prevent system pressure fluctuations.

System reliability

Consult your authorized distributor to ensure correct fitment for your specific engine configuration.

OE cross-reference

2500 040 007 (Single Cylinder Compressor) is the equivalent of the Cummins and WABCO OE numbers. This part directly replaces Cummins OE number 3968696. It also replaces WABCO OE number 9111535480.