LK8921 KNORR-BREMSE Single Cylinder, Air Compressor

The VADEN ORIGINAL LK8921 is a high-strength component engineered for precision and durability within the pneumatic braking system. This single cylinder air compressor provides essential air pressure for heavy commercial vehicle systems, ensuring reliable operation under demanding conditions. Its robust construction is designed to meet high-performance standards in the air brake category.

This specific part serves as the OE equivalent of the KNORR-BREMSE LK821 air compressor used in heavy-duty braking systems. It features a cylinder bore of Ø92.00 and a stroke of 54mm to deliver a swept volume of 360cm³. The unit is water-cooled (W) and includes an ESS feature for optimized performance. The LK8921 is fully compatible with KNORR-BREMSE hardware and systems.

Designed for professional workshop technicians and fleet managers, this component ensures seamless integration with existing air brake setups. Maintenance of the water inlet (M16x1,5) and outlet ports is critical to maintaining optimal cooling efficiency. Regular inspection of the unloader port (M10x1) and connection points is recommended during routine service intervals to prevent system downtime.

VADEN ORIGINAL products are manufactured to provide long-term reliability for heavy commercial vehicle fleets. For precise fitment verification, always consult your authorized distributor and check the technical specifications against your current system requirements.