This awesome bit of gearing has appeared on HowStuffWorks in advance of. You may understand it from the electrical screwdriver report. An automatic transmission includes two total planetary gearsets folded collectively into one particular part. See How Gear Ratios Perform for an introduction to planetary gearsets. However, that will help https://gearbox-auto44084.onesmablog.com/how-gearbox-auto-can-save-you-time-stress-and-money-74767904