Typical gear selector for an automatic transmission An automatic transmission (sometimes abbreviated AT) is usually a multi-speed transmission used in motor motor vehicles that does not call for any enter from the motive force to alter forward gears under usual driving ailments. Lay Shaft: Lay shafts has fixed gears on https://josuexgkmm.develop-blog.com/41172601/the-definitive-guide-to-gearbox-auto