Key Pulley: Linked to the engine, this pulley variations size since the engine’s pace improves. As being the motor rotates, the sheaves alter the diameter of the two pulleys. When 1 pulley increases in size, one other decreases, which steady improve results in a clean variation in gear ratios. https://gearboxcvt97520.bloggerbags.com/37585958/what-does-gearbox-cvt-mean