306.01.0078.01 Ford Trucks Clutch Servo Kit Equivalent

What does a clutch servo repair kit do?

A clutch servo repair kit is a service set that includes the essential wear components such as seals, O-rings, and dust boots required to refurbish a clutch slave cylinder. In heavy commercial vehicle hydraulic circuits, the slave cylinder converts hydraulic pressure into mechanical motion to actuate the clutch fork or release bearing. Maintaining these components is vital to ensure smooth gear shifting and prevent pressure loss within the system.

Compatibility with Ford Trucks models

This specific kit is designed for Ford Trucks vehicles, including various Cargo models such as the 3536, 4136, 2535, and 3230. It is suitable for applications using Ecotorq 7.3 (Euro 3/Euro 5) and Ecotorq 9.0 (Euro 5) engines. These kits are compatible with WABCO systems and provide an economical alternative to full cylinder replacement when the cylinder bore remains in good condition.

Installation and maintenance guidance

When performing maintenance, technicians should ensure the cylinder bore is free from scoring or corrosion before installation. It is critical to lubricate the new seals only with the correct grade of hydraulic fluid to prevent premature degradation. Always verify that the seal orientation is correct, with the sealing lip facing the pressure side, to avoid immediate pressure loss.

When to replace the complete unit

If the piston surface shows signs of pitting or if there is deformation in the cylinder body, a complete replacement of the unit may be necessary rather than a seal kit. Proper bleeding of the hydraulic circuit after installation is essential to prevent a spongy pedal feeling during operation.

OE cross-reference

306.01.0078.01 (Clutch Servo Repair Kit) is the equivalent of the Ford Trucks OE number. This part directly replaces Ford Trucks OE number GA29317.