Ford M5OD/M5R1 Transmission 4wd Mainshaft 1987-00 Except with sensor in adapter housing M5R1-2 Ranger, Bronco ll, Explorer 4x4 5 speed manual transmission. This shaft is only for the 4wd if you have a 2wd please see our other listing. You can identify this transmission by tags on the side "E87A, E97A, FO7A, F17A" This transmission has an aluminum case and aluminum top cover. Note this transmission is called the M5R1 or M5OD.