The AOD, which is hydraulically controlled, is a 4 speed automatic transmission which was introduced in 1980 and used until 1993. In 1992 the AODE was introduced and ultimatley replaced the AOD. In 1993 the designation 4R70W first appeared, around 1995 AODE was dropped from the lineup. All these transmission are in the same family.
In 2003 4R70W was replaced by the 4R75W. Other names used for this unit are 4R70E and 4R75E. Some parts are the same for every year like the reverse brake band. Other parts change between years and or designation.
Some of the vehicles that uses this transmission line is the E150, Expedition, Explorer, F150, Mustang and Town Car just to name a few. Below are pictures of some of the parts. The torrington bushing kit, overdrive brake band and filter are not compatible with the AOD. The thrust washer kit and reverse brake band fit the AOD, AODE, 4R70W and the other ones.