These employed synchronizers to match gear speeds, enabling for smoother shifts and less difficult driving. The mid-20th century noticed the introduction of automatic transmissions.  Computerized gearboxes lend them selves wonderfully to larger sedans and luxurious automobiles demanding seamless drivability. Not bothering with shifting gears also can help keep concentration on https://automobilegearbox09751.blogpayz.com/34221882/the-best-side-of-automobile-gearbox