This remarkable piece of gearing has appeared on HowStuffWorks right before. You might acknowledge it from the electrical screwdriver short article. An automatic transmission has two finish planetary gearsets folded collectively into a single element. See How Gear Ratios Work for an introduction to planetary gearsets. The General Motors Hydra-Matic https://trentonmuxyx.blogdiloz.com/33139620/the-best-side-of-gearbox-auto