This is a Transmission Rebuild Kit for a Ford Aerostar, Bronco II & Ranger with the 5 Speed TK5 Manual Transmission You can identify this transmission by its aluminum case with a 14 bolt aluminum bottom pan, 1-4 Synchro Rings have 42 teeth, the case has codes of E67A or E77A and the hydraulic slave is internally mounted. This kit includes all New Bearings, Seals, Gaskets, and High Quality Synchro Rings. This transmission was found in the following Rear Wheel Drive Aerostar, 4 Wheel Drive Bronco II and 4 Wheel Drive or Rear Wheel Drive Ranger applications: Aerostar 4 Cylinder 2.3L 1986-87 Aerostar 6 Cylinder 2.8L 1986-87 Aerostar 6 Cylinder 3.0L 1986-87 Bronco II 4 Cylinder 2.0L 1985-86 Bronco II 4 Cylinder 2.3L 1985-86 Bronco II 6 Cylinder 2.8L 1985 Bronco II 6 Cylinder 2.9L 1986-87 Ranger 4 Cylinder 2.0L 1985-87 Ranger 4 Cylinder 2.3L 1985-87 Ranger 6 Cylinder 2.8L 1985-87 Ranger 6 Cylinder 2.9L 1985-87