The most common form of CVT uses two pulleys connected by a belt or chain, even so, quite a few other styles have also been employed. A sprag clutch (a ratchet-like device that may freewheel and transmits torque in just one course) is frequently employed for routine gear shifts. https://gearbox-auto64185.blogthisbiz.com/38990215/getting-my-gearbox-kereta-auto-to-work