51540007135 MAN Twin Cylinder, Air Compressor

The heavy-duty grade Twin Cylinder, Air Compressor is a critical component within the pneumatic braking and air supply systems of heavy commercial vehicles. Engineered to provide consistent air pressure, this unit features a robust construction designed to withstand the rigorous operational demands of long-haul transport. Its precision-engineered internal components ensure high-strength performance during continuous service cycles.

This specific air compressor is the OE-equivalent of the MAN 51.54000-7135 part used in MAN heavy commercial vehicles. The technical specifications include a Ø90.00 cylinder bore and a 46mm stroke, resulting in a total swept volume of 585cm³. It is designed as a water-cooled (W) system with specialized inlet and outlet ports (M26x1,5 for air and M22x1,5 for water) to maintain optimal thermal stability during operation.

For workshop technicians and fleet managers, this part offers direct compatibility with existing MAN systems. The assembly features a through-drive design and includes a water-cooled valve plate to enhance durability and efficiency. Regular maintenance of the cooling lines and ensuring the integrity of the M26x1,5 air ports is recommended to prevent pressure drops or overheating during heavy-duty usage.

This component is essential for maintaining the structural integrity of the vehicle's air brake system. By ensuring reliable air generation, it supports the safety and stability of the entire pneumatic network in heavy commercial vehicle applications.