20774383 SP1 Volvo FM13 D13A Twin Cylinder Compressor

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a vital component within the pneumatic braking system, generating the necessary compressed air for reliable vehicle operation. Engineered with high-strength components, it is designed to withstand the rigorous thermal and mechanical stresses typical of heavy commercial vehicle environments.

Compatible vehicles and engines

Specifically designed for Volvo FM13 trucks equipped with D13A engines, this unit features a 636cm³ swept volume and a water-cooled design to maintain optimal operating temperatures. It is compatible with Volvo systems and includes an ESS feature to enhance system reliability. Check the compatibility list.

Installation and maintenance

Technicians should verify that the water inlet and outlet ports (M16x1,5) and the air outlet port (M26x1,5) match the existing installation requirements. Given its through-drive design and specific port locations, ensuring exact alignment with the engine's drive gear is essential during installation to prevent premature wear.

Selection guidance

When replacing this unit, it is recommended to inspect the cooling lines and air supply ports for any debris or signs of fatigue to maintain long-term performance.

OE cross-reference

1300 190 012 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20774383SP1.