The clutch is located in the flywheel housing between the engine and the gearbox. The clutch assembly is fixed to the rear plane of the flywheel with screws. The output shaft of the clutch is the input shaft of the gearbox. During driving, the driver can press or release the clutch pedal as needed to temporarily separate and gradually engage the engine with the gearbox to cut off or transmit the engine's input to the transmission. Clutch is a common component in mechanical transmission that separates or engages the drive system at any time. The basic requirements are: smooth, thorough and thorough separation; easy adjustment and repair; small size; small quality; good wear resistance and adequate cooling capacity; easy to operate, often divided into jaw and Friction type two.