Cutaway look at of the ZF 8HP transmission: torque converter within the remaining, planetary gearsets within the centre, Command mechanisms at The underside The most typical style of automatic transmissions could be the hydraulic automatic, which typically works by using planetary gearsets which can be operated applying hydraulics. 1 (also https://gearbox-auto54073.blogsvila.com/33872676/the-ultimate-guide-to-gearbox-auto