Standard equipment selector for an automatic transmission An automatic transmission (sometimes abbreviated AT) is really a multi-velocity transmission Employed in motor cars that does not call for any input from the driving force to vary forward gears under standard driving disorders. ­The middle of attention will be the planetary gearset. https://gearboxauto41738.slypage.com/34725213/5-tips-about-gearbox-auto-you-can-use-today