Dog clutch skids on the principle shaft to rotate with it. Many of the gear on the layshaft is fastened with it.  Once the remaining-hand Puppy clutch is brought to skid into the left from the gearshift lever, it messes with the clutch gear, plus the higher-pace equipment is achieved. https://gearboxauto54208.bloguerosa.com/32791300/what-does-gearbox-auto-mean