85013935 FMX II Twin Cylinder Air Compressor

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a critical component within the pneumatic braking system of heavy commercial vehicles, ensuring consistent air pressure for reliable braking performance. Built with high-strength components, it is designed to withstand the intense thermal and mechanical stresses typical of heavy-duty operation.

Compatible Volvo models and engines

This unit is specifically compatible with Volvo FMX II models including 330, 370, 410, 420, 450, 460, and 540 variants, as well as various Volvo FM series models. It provides an essential air supply for the braking and pneumatic systems across these heavy commercial vehicle applications.

Technical specifications and installation

Technicians should note the technical specifications during installation: this model features a Ø85.00 mm cylinder bore, a 56 mm stroke, and an M26x1.5 air outlet port. The unit is water-cooled (W) with M16x1.5 ports for water inlet and outlet, ensuring optimal temperature regulation during continuous use.

Maintenance and selection guidance

To ensure correct fitment, verify that the through-drive configuration and port locations match the existing installation. Regular inspection of the air unloader port (M16x1.5) and cooling lines is recommended to maintain system integrity.

OE cross-reference

1300 260 001 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 85013935.