The gearbox (also called a transmission) is a big and critical part of any auto having a combustion engine. Reverse gear is generally marked 'R' around the selector. The forward-travel clutch is disengaged and the initial ring gear freewheels. The engine is linked to the transmission via the torque converter, https://brookshlnnn.webdesign96.com/33027992/fascination-about-gearbox-auto