21521355 Compatible Compressor for Volvo VNL D13 Engines

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a critical component within the pneumatic braking system, providing the necessary air pressure for heavy commercial vehicle operation. Built with high-strength components, it is engineered to withstand the rigorous thermal and mechanical stresses found in demanding transport environments.

Engine and vehicle compatibility

This specific unit is designed for use in Volvo VNL trucks equipped with D13 engines. It functions seamlessly within the engine's air management system to ensure consistent pneumatic pressure for braking and auxiliary functions.

Technical specifications

Technical specifications include a Ø85.00 mm bore and a 56 mm stroke, resulting in a swept volume of 636cm³. The unit features an M26x1,5 air outlet port, an M12x1,5 unloader port, and is water-cooled via M16x1,5 inlet and outlet ports to maintain optimal operating temperatures.

Installation and maintenance

To ensure proper performance, technicians should verify all port connections and coolant flow paths during installation. Regular inspection of the unloader port and water cooling lines is recommended to prevent system pressure fluctuations.

OE cross-reference

1300 240 003 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21521355.