This amazing bit of gearing has appeared on HowStuffWorks prior to. You might acknowledge it from the electric screwdriver article. An automatic transmission has two total planetary gearsets folded collectively into just one element. See How Equipment Ratios Operate for an introduction to planetary gearsets. They are also now not https://gearboxauto75184.webbuzzfeed.com/34641655/considerations-to-know-about-gearbox-auto