Clutch shaft OR driving shaft is often a shaft which takes electrical power from engine to further supply to other shafts. As the title implies, the driving shaft is connected via clutch & if the clutch is engaged, the driving shaft also rotates. The clutch shaft has only one gear https://komponen-gearbox-auto34322.like-blogs.com/33950961/the-smart-trick-of-komponen-gearbox-auto-that-nobody-is-discussing