411 553 004 0 WABCO Twin Cylinder, Air Compressor

The heavy-duty Twin Cylinder, Air Compressor is a vital component designed to maintain consistent air pressure within the braking system of heavy commercial vehicles. Engineered for high-pressure stability, this unit ensures that the pneumatic systems of the vehicle operate with precision and reliability under demanding operational cycles.

411 553 004 0 is the OE-equivalent Twin Cylinder, Air Compressor used in WABCO systems. This component features a cylinder bore of Ø85.00 and a stroke of 56 mm, delivering a swept volume of 636cm³. It is specifically engineered to meet the rigorous standards required for high-strength pneumatic performance in heavy commercial vehicle applications.

For workshop technicians, this part offers seamless integration into existing air brake architectures. The unit is water-cooled (W), featuring a water inlet port of M14x1,5 and a water outlet port of M16x1,5. The air unloader port is sized at M12x1,5, and the air outlet port is M26x1,5. Regular maintenance and checking the cooling circuit integrity are recommended to ensure long-term service life.

This twin-cylinder configuration provides the necessary volumetric capacity for heavy-duty pneumatic demand. The through-drive design and robust construction ensure that the compressor remains a dependable part of the vehicle's essential air supply system.