In a typical CVT, There is certainly an input pulley that is connected to the engine crankshaft by way of a torque converter (or clutch pack) and an output pulley that sends power for the wheels. A belt (or chain) connects the two pulleys, which might change their diameters to https://raymondjqtsp.onesmablog.com/an-unbiased-view-of-d-cvt-75015832