5679344 for opel concentric slave cylinder clutch

Concentric slave cylinders are fitted within the bell housing where the hydraulic cylinder encloses the input shaft.
They are easy to fit and automatically adjust the travel of the diaphragm spring during clutch wear.
Concentric Slave Cylinders Clutch combine releaser and slave cylinders in one compact unit and outclass mechanical and semi-hydraulic systems,
with clear advantages in design, assembly, maintenance and operation.