These employed synchronizers to match gear speeds, permitting for smoother shifts and simpler driving. The mid-twentieth century observed the introduction of automated transmissions.  Gear is utilised to transport energy from just one shaft to another. The quantity of torque transported via gears relies on the quantity of tooth and dimensions https://riverejkkh.pages10.com/the-single-best-strategy-to-use-for-automobile-gearbox-69478733