Toyota 4-Speed A43DL Automatic Transmission with Overdrive and Lock-up Clutch (1980)

Toyota 4-Speed A43DL Automatic Transmission with Overdrive and Lock-up Clutch (1980) “With better fuel economy and quietness than its predecessors, this AT, based on the 3-speed AT, used a planetary-gear OD mechanism and a torque converter with lock-up clutch. It received a Japan Society of Mechanical Engineers Award in 1981.“ A43DL used in Toyota Celica XX and mounted to the M series engine. Torque Ratio Gear Ratios: 1st , 2nd , 3rd , 4th(OD) , Reverse