Repair kit for clutch operating cylinder with diameter d=23.81 mm, without pistons. For W123, W201 and W124 up to 08.89.
The clutch of the W124 is operated hydraulically, the most common failures are caused by a leak in the clutch operating cylinder.
If the clutch operating cylinder are perished and the clutch pedal is used, the pedal will fall to the car body floor pan - and will not come back.
Disassembly and assembly using new gaskets is uncomplicated, we recommend to store a repair kit.