These used synchronizers to match equipment speeds, allowing for for smoother shifts and much easier driving. The mid-twentieth century noticed the introduction of automatic transmissions.  Understand that in a very neutral posture, just the clutch shaft gear is engaged to your countershaft gear. Other gears are no cost, Hence the https://automobile-gearbox32749.thelateblog.com/34644164/a-secret-weapon-for-automobile-gearbox