Most automatic transmissions make use of hydraulic electricity to maneuver gears, combining a torque or fluid coupling converter with gear sets that offer the vehicle’s wanted choice of ratios. A compound planetary gearset functions like two planetary gearsets merged. Find out about compound planetary gearsets and an automatic transmissions structure. https://garretteqajr.angelinsblog.com/32961242/the-greatest-guide-to-gearbox-auto