A automobile gearbox transmits electricity with gears. These gears are engaged and disengaged by gearbox-unique shifting mechanisms. A guide transmission requires the driver to manually select the gears[six] by working a gear stick and clutch (which is generally a foot pedal for cars or possibly a hand lever for bikes). https://automobile-gearbox84949.gynoblog.com/33310784/everything-about-automobile-gearbox