81130239 Compatible Twin Cylinder Compressor for Volvo NL12

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 reliable vehicle operation. Built with high-strength components, it ensures consistent pressure delivery even under demanding heavy commercial vehicle service conditions.

Vehicle and engine compatibility

This specific model is designed to fit Volvo NL12 trucks equipped with D12A engines. It functions seamlessly within the air brake system to maintain stable pressure levels for fleet safety. The unit is optimized for durability and high-efficiency air production.

Technical specifications and installation

Technical specifications include a Ø88.00 mm cylinder bore and a 50 mm stroke, resulting in a swept volume of 608cm³. For installation, note the M26x1,5 air outlet port and M16x1,5 water inlet/outlet ports. This water-cooled unit also includes an ESS feature and an M22x1,5 air unloader port.

Maintenance and troubleshooting

Maintenance should focus on ensuring the water cooling lines are clear and all ports are secured to prevent pressure drops. Regular inspection of the through drive mechanism is recommended to ensure optimal performance in heavy-duty applications.

OE cross-reference

1300 050 003 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 81130239.