85000614 Volvo VNL D12 Twin Cylinder Compressor

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 vehicle deceleration and auxiliary systems. Built with high-strength components, it ensures consistent performance under demanding heavy commercial vehicle operating conditions.

Vehicle and engine compatibility

This specific unit is engineered for Volvo VNL trucks equipped with D12 engines. The design incorporates an Ø85.00 cylinder bore, a 62 mm stroke, and a 704cm³ swept volume to meet original equipment requirements. It is compatible with Volvo systems and provides reliable integration into the engine's air management architecture.

Installation and maintenance guidance

For efficient installation and maintenance, technicians should verify the M26x1,5 air outlet port and M16x1,5 water inlet/outlet ports. This water-cooled model includes an ESS feature and a water-cooled valve plate to manage thermal loads during continuous operation. Proper torque application on the M16x1,5 unloader port is essential for maintaining system integrity.

System maintenance tips

Regular inspection of the air inlet port (Ø35) and cooling lines can prevent premature wear in the pneumatic circuit. Ensuring clean air supply helps maintain the long-term efficiency of this twin cylinder unit within the vehicle's braking system.

OE cross-reference

1300 180 001 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 85000614.