LP4957 KNORR-BREMSE Twin Cylinder, Air Compressor

The LP4957 Twin Cylinder, Air Compressor is a high-strength component engineered to provide reliable pneumatic pressure in heavy commercial vehicle air brake systems. This water-cooled unit is designed to maintain consistent performance under rigorous operating conditions, ensuring the longevity of the vehicle's pneumatic circuit.

LP4957 is the OE-equivalent of the KNORR-BREMSE LP4957 Twin Cylinder, Air Compressor used in KNORR-BREMSE systems. This part features a Ø88.00 mm cylinder bore, a 50 mm stroke, and a total swept volume of 608cm³. The technical configuration includes an M26x1,5 air inlet port and M22x1,5 ports for both the air outlet and the unloader, ensuring precise pressure management.

For workshop technicians, this component offers a precise fit with its specific M18x1,5 water inlet and outlet ports designed for water cooling. The inclusion of the ESS feature and a water-cooled valve plate ensures compatibility with advanced thermal management systems. Regular maintenance and checking of the water cooling ports and connection integrity is recommended to maintain optimal system pressure.

This product is built to meet strict industrial standards for durability and assembly ease. By utilizing high-strength components, it maintains the required pneumatic efficiency for heavy-duty truck and bus applications.