Differential Gear Set for 76-86 CJs, SJ, J-Series, MJ Comanche w/ AMC 20 Rear Crown AutomotiveDifferential Gear Set for 1976 1986 CJ 5, CJ 7, CJ 8, 1980 1986 SJ, J Series, 1986 MJ Comanche, All w AMC 20 Rear Axle w Trac Lok Differential Features and Benefits: 12 Month Warranty Direct Replacement For Models w AMC 20 Rear Axle Trac Lok Differential Use Existing Hardware Details: Material: Steel Finish: Unpainted Location: Rear Hardware Included: Included & Use Existing Hardware Application: 1976 1983 Jeep CJ 5 w AMC 20 Rear Axle w Trac Lok