21379906 SP2 Volvo B11R D11A Air Brake Compressor

What does a twin cylinder compressor do?

This twin cylinder compressor is a vital component within the pneumatic braking system of heavy commercial vehicles, ensuring consistent air pressure delivery. Designed to withstand demanding operating conditions, it utilizes high-strength components to maintain performance over long service intervals.

Vehicle and engine compatibility

This specific unit is designed for use in Volvo B11R trucks equipped with D11A engines. It features a water-cooled design to manage thermal loads efficiently during continuous operation. The unit includes an integrated ESS feature and a water-cooled valve plate to optimize system stability.

Installation and maintenance guidance

For proper installation, technicians should verify the through drive configuration and ensure all port connections are secure. The unit features an air inlet port of Ø35, an air outlet port of M26x1,5, and water ports of M16x1,5. Regular inspection of the water cooling lines and port integrity is recommended during routine maintenance.

System integration and selection

When replacing the unit, it is essential to match the drive gear and mounting flange exactly to the existing installation to ensure seamless integration within the engine system.

OE cross-reference

1300 190 007 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21379906SP2.