Generally, the automatic gearbox employs a roller clutch for plan upshifts/downshifts. It operates the same as a ratchet. It transmits the torque only in a single way by totally free-wheeling or overrunning in one other. The benefit of such a clutch is that it gets rid of the potential for https://dominickdqzhq.blogocial.com/gearbox-auto-an-overview-69563345