In such a gearbox, many of the gears of the leading shaft are in frequent mesh with the corresponding gears in the countershaft (layshaft). As the figure exhibits, two sliding Canine clutches are delivered on the most crucial shaft. A manual transmission involves the motive force to manually choose the gears[6] https://sergiopqnjc.thelateblog.com/34644660/the-best-side-of-automobile-gearbox