As automobiles grew to become much more well-known, the demand for smoother and much more reputable gearboxes triggered the development of synchronized handbook transmissions in the twenties and 1930s. This kind of gearbox doesn’t have fastened gears, but as a substitute makes use of a system of pulleys in addition https://eduardolwcgj.blogacep.com/39407117/automobile-gearbox-secrets