These used synchronizers to match gear speeds, enabling for smoother shifts and easier driving. The mid-twentieth century saw the introduction of computerized transmissions.  CarBikeTech can be a specialized site. CarBikeTech Group members have experience of more than 20 years inside the automobile discipline. CarBikeTech Group routinely publishes certain technical articles https://shanejqqpm.bligblogging.com/34769599/automobile-gearbox-an-overview