85102412 Clutch Servo Repair Kit — Volvo 9400 equivalent

What does a clutch servo repair kit do?

This clutch servo repair kit is designed to renew the sealing elements that wear out most often in the clutch hydraulic circuit, restoring clutch actuation to its original performance. It serves as a precise solution for maintaining the clutch system's responsiveness and reliability under heavy-duty operating conditions.

Vehicle compatibility and fitment

This kit is specifically fitted to Volvo 9400 trucks. When selecting parts, technicians should verify the cylinder type and seal orientation against the removed unit to ensure a correct fitment. Proper lubrication and bleeding during installation are critical for long-term performance.

Installation and maintenance

For optimal results, examine the bore and piston surface before installation. If the cylinder bore is beyond its service limits, replacing the complete unit is recommended over a kit. Always consult your authorized distributor for further guidance.

Troubleshooting and selection

Maintaining the clutch servo ensures consistent pedal feel and prevents air ingress into the hydraulic circuit, which could otherwise lead to irregular shifting.

OE cross-reference

306.01.0002.01 (Clutch Servo Repair Kit) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 85102412.