This astounding piece of gearing has appeared on HowStuffWorks just before. You may understand it from the electric screwdriver posting. An automatic transmission consists of two full planetary gearsets folded alongside one another into a single element. See How Gear Ratios Function for an introduction to planetary gearsets. The friction https://rafaelfhheb.activosblog.com/33117299/top-guidelines-of-gearbox-auto