Thesklopka is located in the flywheel housing between the engine and the gearbox. The sklopka assembly is fixed on the rear plane of the flywheel with screws. The output shaft of the sklopka is the input shaft of the gearbox. During the driving of the car, the driver can step on or release the sklopka pedal as needed to temporarily separate and gradually engage the engine and the gearbox, so as to cut off or transmit the power input from the engine to the transmission. Sklopkaje pogosta sestavina mehanskega prenosa, ki lahko kadar koli loči ali vključi prenosni sistem. Njegove osnovne zahteve so: gladko spajanje, hitro in temeljito ločevanje; priročna nastavitev in popravilo; majhna velikost orisa; majhna kakovost; dobra odpornost proti obrabi in zadostna zmogljivost odvajanja toplote; priročno delovanje in prihranek dela. Običajno se delijo na čeljustni tip in obstajata dve vrsti trenja.