Usual gear selector for an automatic transmission An automatic transmission (occasionally abbreviated AT) is usually a multi-velocity transmission Utilized in motor motor vehicles that doesn't need any input from the motive force to change ahead gears underneath ordinary driving conditions. ­The center of notice may be the planetary gearset. Regarding https://beckettgnonm.blogzag.com/77829119/an-unbiased-view-of-gearbox-auto