Ring & Pinion for Various 1957-71 Jeep Vehicles w/ Dana 53 Rear Axle, 4.88 Ratio Crown AutomotiveRing and Pinion for Jeep 1957 1964 FC 150, FC 170, 1963 1971 SJ, J Series, 1950 1965 Willys Pickup, All w Dana 53 Rear Axle, 4. 88 Ratio Features and Benefits: 12 Month Warranty 4. 88 Ratio Direct Replacement For Models w Dana 53 Rear Axle Use Existing Hardware Details: Material: Metal Finish: Unpainted Location: Rear Hardware Included: Use Existing Hardware Application: 1950 1965 Jeep Willys Pickup w Dana 53 Rear Axle; 1957 1964 Jeep FC 150 w Dana 53