WABCO 9700511700 Clutch Servo Assembly

The WABCO 9700511700 clutch servo is an air-assisted hydraulic booster designed for commercial vehicle drivetrain systems. It amplifies clutch hydraulic pressure to reduce pedal effort and ensure smooth engagement. The unit integrates a pneumatic cylinder with hydraulic master cylinder functionality, operated by clutch master cylinder pressure and mechanical lever linkage. Constructed from lightweight aluminum alloy casting for durability and corrosion resistance. Direct replacement for MAN OEM numbers 81307256062 and 81307259062. Compatible with MAN TGA (2005-2016) and TGS series heavy-duty trucks. Service interval based on clutch assist pressure drop or increased pedal stiffness. Repair kit available under part number 9700519192.