This awesome piece of gearing has appeared on HowStuffWorks right before. You may recognize it from the electrical screwdriver report. An automatic transmission contains two finish planetary gearsets folded alongside one another into 1 element. See How Equipment Ratios Function for an introduction to planetary gearsets. The constantly variable transmission https://claytonnplfa.isblog.net/top-guidelines-of-gearbox-auto-51292322