That is an electro-mechanical simulation of automatic transmission actions that some drivers will appreciate. Because the engine rotates, the sheaves change the diameter of both of those pulleys. When 1 pulley will increase in dimensions, one other decreases, which steady modify results in a clean variation in equipment ratios. https://cvt21862.prublogger.com/31607158/how-much-you-need-to-expect-you-ll-pay-for-a-good-gearbox-cvt