Once the tension drops, springs bring about the clutch to release. Evenly spaced ridges, called splines, line The within and outside on the clutch to lock in to the gears and the clutch housing. You may go through more details on these clutches in How Automated Transmissions Function. These clutches https://clutch-kereta86418.blogocial.com/not-known-facts-about-clutch-plate-68824573