8030222 Compatible Levelling Valve — Volvo FM12

What does a levelling valve do?

This levelling valve plays a critical role in the air suspension system, ensuring the vehicle maintains its proper ride height under varying load conditions. By regulating air pressure within the bellows, it provides stability and prevents uneven chassis positioning during heavy commercial vehicle operation.

Vehicle and engine compatibility

This component is specifically designed for Volvo FM12 trucks featuring D12C engines. It ensures precise leveling for the suspension system, maintaining structural alignment during transit. It is also compatible with various heavy commercial vehicle configurations requiring stable air spring management.

Technical specifications and installation

The unit features M12x1.5 port sizes and is engineered to operate at a maximum pressure of 13 BAR. Technicians should verify the lever diameter and port alignment during installation to ensure optimal performance within the pneumatic circuit.

Maintenance and troubleshooting

Regular inspection of the lever linkage and port seals is recommended to prevent pressure drops or uneven chassis tilt.

OE cross-reference

303.07.0001 (Levelling Valve) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 8030222.