This is a rebuild kit for a Ford 87-00 Ranger, Bronco ll, Explorer & Aerostar Van 2x2 or 4x4 5 speed manual transmission. You can identify this transmission by tags on the side "E87A, E97A, FO7A, F17A" This transmission has an aluminum case and aluminum top cover. This kit is for the M5R1 units with 36 teeth on the 5th and reverse slider. Note this transmission is called the M5R1 or M5OD. This kit includes all of the following parts Front Input Main Bearing Oil Baffel & Slinger at Front Input Needle Thrust Bearing Input Pocket Roller Bearing Front Countershaft Bearing Center Mainshaft Bearing Center Countershaft Bearing Rear Mainshaft Bearing Rear Countershaft Bearing Front Seal Rear Seal for 2wd & 4x4 Steel Top Cover Rear Plugs New Top Cover Seal Transfer Adaper Gasket Speedo Cable O-Ring Two Shifter Seat Bushings All High Quality Synchro Rings.