Mostly, the automatic gearbox takes advantage of a roller clutch for routine upshifts/downshifts. It operates identical to a ratchet. It transmits the torque only in a single way by totally free-wheeling or overrunning in the other. The benefit of this type of clutch is always that it eradicates the possibility https://gearbox-auto76429.wizzardsblog.com/33737127/gearbox-auto-options