306.01.0002 Volvo Compatible Clutch Servo

What does a clutch servo do?

This clutch servo plays a critical role in the pneumatic clutch actuation system of heavy commercial vehicles. By providing the necessary force to actuate the clutch mechanism, it ensures smooth gear transitions and reduces the physical effort required for gear shifts. This component is manufactured from high-strength components to withstand the high-pressure environments typical of heavy-duty truck operation.

Compatible Volvo models and engines

This unit is compatible with a wide range of Volvo models, including the FMX II, FH12, FH, FM, and FM II series. It is also fitted to Volvo FH16, B9, B11R, FMX III, 9300, 8300, 9400, 9500, 8900, FM12, B13, FH II, FH16, FM10, NH12, VHD, and VNL models. Additionally, it serves Renault Trucks Magnum engines like the DXi12. Check the compatibility list.

Installation and maintenance guidance

For optimal performance and longevity, technicians should inspect the clutch servo during routine air system maintenance. Ensuring that air lines are free of moisture and contaminants is essential to protect the internal seals of this unit. When replacing this component, verify that all mounting surfaces are clean and that the pneumatic connections are tightened to specification.

Troubleshooting and inspection

Monitoring the clutch pedal feel can help identify early signs of servo failure. If engagement becomes inconsistent or if there is a noticeable drop in pneumatic pressure during shifting, a professional inspection is recommended to prevent further system issues.

OE cross-reference

306.01.0002 (Clutch Servo) is the equivalent of the Kongsberg and Volvo OE numbers. This part directly replaces Kongsberg OE number 629276AM. It also replaces Volvo OE numbers 20524584, 8171720.