LK4918 KNORR-BREMSE Twin Cylinder, Air Compressor

This heavy-duty twin cylinder air compressor is engineered to provide reliable air pressure within the pneumatic braking system of heavy commercial vehicles. Designed with a robust internal structure, the component ensures consistent performance under demanding operating conditions. Its precision-engineered components are built to meet strict technical requirements for durability and long-term reliability.

LK4918 is the OE-equivalent KNORR-BREMSE Twin Cylinder, Air Compressor used in KNORR-BREMSE systems. This unit features a cylinder bore of Ø88.00 mm and a 50 mm stroke, providing a swept volume of 608cm³. The assembly includes a water-cooled system with specific inlet and outlet ports (M16x1,5) to manage thermal loads effectively during continuous operation.

For workshop technicians, this assembly offers seamless integration into existing pneumatic systems. The unit includes an integrated ESS feature and a dedicated air unloader port (M22x1,5) for precise pressure regulation. Given its water-cooled nature, ensuring correct connection of the water inlet and outlet ports is essential for maintaining optimal operating temperatures and preventing overheating during service.

Maintenance of the air compressor system is critical for heavy commercial vehicle safety. Technicians should regularly check the air inlet port (Ø29) and outlet connections (M26x1,5) for any signs of leakage or debris. Proper installation of this twin cylinder unit ensures the longevity of the entire air brake system.