Also to add to this, most of the 3 speeds, th180 and th180C and the 3L30, which are the same, Had a metal plate rivited on the drivers side on the tranny housing stateing what it was. Most all 2 doors were 3 sp as the one I have was in a 2dr tracker with the 1.6 16V. Now, 2wd and 4wd may be different in choices as well, that I don't know for sure.