3 other gears like very first velocity, second velocity, and reverse speed gear can also be rigidly mounted to the countershaft or generally known as layshaft. Two gears mounted about the splined main shaft might be slid by the shifter yoke in the event the shift lever is operated. https://eduardoceddf.spintheblog.com/32758477/indicators-on-gearbox-auto-you-should-know