Typical gear selector for an automatic transmission An automatic transmission (often abbreviated AT) is a multi-velocity transmission used in motor cars that does not call for any input from the motive force to change ahead gears under regular driving disorders. Gearboxes appear equipped with intricate programs of shafts, gears, synchronisers https://gearbox-auto08528.mpeblog.com/59816113/the-basic-principles-of-gearbox-auto