In this method, the gears are in constant mesh. They can be safer from destruction, stops gear clashing troubles, and likewise don’t make any unpleasant sound whilst engaging and disengaging them. A few other gears like 1st velocity, second velocity, and reverse speed gear also are rigidly fastened into the countershaft https://claytonqxxwt.ageeksblog.com/33025571/automobile-gearbox-options