This remarkable bit of gearing has appeared on HowStuffWorks prior to. You could realize it from the electrical screwdriver article. An automatic transmission is made up of two full planetary gearsets folded jointly into one element. See How Gear Ratios Operate for an introduction to planetary gearsets. That is the https://gearbox-auto96395.bloggosite.com/41067428/top-guidelines-of-gearbox-auto