They are conical pulleys with variable diameters. The motor powers the enter pulley whilst the output pulley sends electrical power on the wheels as a result of possibly a driveshaft or CV shafts. You can listen to this when you’re driving; in lieu of the motor developing an audible fall https://zionikkif.theobloggers.com/39050383/a-simple-key-for-gearbox-cvt-unveiled