It absolutely was common while in the early twentieth century for its simplicity of use in comparison with fully manual gearboxes of that time.  An unsynchronized guide transmission, frequently often called a "crash box," is amongst the earliest designs. It lacks synchronizers, which means gears You should not mechanically match https://automobile-gearbox52727.win-blog.com/14708481/the-ultimate-guide-to-automobile-gearbox