Mostly, the automatic gearbox takes advantage of a roller clutch for routine upshifts/downshifts. It operates much like a ratchet. It transmits the torque only in a single way by totally free-wheeling or overrunning in the other. The benefit of this sort of clutch is the fact it eliminates the opportunity https://gearboxauto97418.blogdiloz.com/32815529/the-ultimate-guide-to-gearbox-auto