The Clutch System includes: Flywheel, Pilot bearing, Disc, Pressure plate, Throw out bearing, Arm, Linkage and Clutch pedal.
The Linkage System can be hydraulic or mechanical.
Mechanical linkages use arms, rods, and cables. Hydraulic linkages use fluid in a master and slave cylinder that are connected by a hose.
Problems with the Clutch System may include:
Hard to get into gear
Will not disengage