21388369 SP1 Compressor for Volvo FM12 D12D

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a critical component in the pneumatic braking system, providing the necessary air pressure required for heavy commercial vehicle operations. Built with high-strength components, this unit is specifically engineered to withstand the intense thermal and mechanical stresses encountered in heavy-duty engine environments.

Vehicle and engine compatibility

This specific model is designed for use in Volvo FM12 trucks equipped with D12D engines. It features a water-cooled design to prevent overheating during continuous operation, ensuring stable air production. The unit includes an ESS feature and a water-cooled valve plate to maintain optimal efficiency under high-load conditions.

Installation and maintenance

Technicians should verify that the mounting flange and drive gear configuration match the existing installation before replacement. This unit features an Ø85.00 cylinder bore, a 62 mm stroke, and utilizes M16x1,5 ports for both water inlet/outlet and the air unloader. Proper installation of the water cooling lines is essential to maintain the integrity of the thermal management system.

Selection guidance

When selecting a replacement, always confirm the cooling type and port dimensions to ensure seamless integration with the vehicle's existing air and water lines.

OE cross-reference

1300 180 002 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21388369SP1.