Synchromesh gears are primarily used by modern vehicles within the gearbox, which synchronizes the rotation of gears which can be messed. This sort of gear eliminates the chance of gear clashing and tends to make the shifting system less difficult. This gearbox is someway much like a constant mesh gearbox. https://automobilegearbox20616.dailyblogzz.com/34712076/about-automobile-gearbox