Cutaway check out of a ZF 8HP transmission: torque converter on the left, planetary gearsets during the centre, Regulate mechanisms at The underside The most typical style of automatic transmissions would be the hydraulic automatic, which typically uses planetary gearsets which are operated making use of hydraulics. Most automatic gearboxes https://gearbox-auto54073.blogsvila.com/33872676/the-ultimate-guide-to-gearbox-auto