Doggy clutch skids on the main shaft to rotate with it. All of the equipment within the layshaft is fixed with it.  If the left-hand Pet clutch is introduced to skid on the left with the gearshift lever, it messes with the clutch gear, as well as higher-velocity gear is https://gearbox-auto27947.techionblog.com/33818443/helping-the-others-realize-the-advantages-of-gearbox-auto