In this kind of gearbox, all the gears of the main shaft are in consistent mesh Along with the corresponding gears from the countershaft (layshaft). As being the figure reveals, two sliding Puppy clutches are offered on the key shaft. These kind of gearboxes are In particular practical in automated transmissions https://automobilegearbox16161.tkzblog.com/33934984/indicators-on-automobile-gearbox-you-should-know