Largely, the automatic gearbox employs a roller clutch for routine upshifts/downshifts. It operates much like a ratchet. It transmits the torque only in one path by no cost-wheeling or overrunning in another. The benefit of this kind of clutch is usually that it gets rid of the potential for simultaneously https://gearbox-auto42074.thechapblog.com/32938501/5-simple-techniques-for-gearbox-auto