A single cone is linked to the engine output shaft, when another cone directs electric power into the driveshaft and travel wheels. Equipment ratios change as the pulleys shift nearer and additional apart, creating the chain or belt to move up and down the two cones' sides. Weird Sounds: https://gearbox-cvt54296.creacionblog.com/32199335/the-2-minute-rule-for-gearbox-cvt