303.03.0013 Volvo Renault Mack Compatible Cab Levelling Valve

What does a cab suspension levelling valve do?

This cab suspension levelling valve plays a critical role in maintaining the correct height and stability of the vehicle cabin. By regulating air pressure within the bellows, it compensates for load changes and ensures a smooth ride for the driver. Built with high-strength components, this part is essential for the long-term performance of pneumatic cab suspension systems.

Compatible vehicles and engines

This component is compatible with various heavy commercial vehicles including Volvo FH12, FH13, FH16, FM series, VHD, VNL, and B-series models. It is also fitted to Renault Trucks Kerax, Magnum, and Premium models, as well as Mack Granite and Pinnacle trucks. These vehicles rely on precise air pressure regulation to maintain cabin equilibrium during operation.

Installation and maintenance

For proper installation, technicians should verify that the M10x1 ports are clean and the 80mm lever is correctly aligned with the mounting linkage. Regular inspection of the air lines and lever movement is recommended to prevent uneven cabin tilt or air leaks in the suspension system.

Selection guidance

Check the compatibility list to ensure this valve matches your specific vehicle configuration.

OE cross-reference

303.03.0013 (Cab Suspension Levelling Valve) is the equivalent of the Volvo and WABCO OE numbers. This part directly replaces Volvo OE numbers 20410492, 20531965. It also replaces WABCO OE number 4640070190.