General Motors’ Hydra-Matic, launched in 1940, was amongst the 1st, using a hydraulic fluid coupling and planetary gearsets. This innovation produced driving much more available by eliminating the necessity for guide equipment modifications. one (also labelled "L"): Restricts the transmission to 1st gear only, generally known as a "very low https://josuejqvwu.pointblog.net/how-much-you-need-to-expect-you-ll-pay-for-a-good-gearbox-auto-77259077