Yukon Gear 30 Spline 4340 Chrome-Moly Axle & Grizzly Locker Kit For Jeep TJ / XJ / YJ & Zj Fuel Delivery>Fuel Caps 52-64 M38A1 and 55-64 CJ5/CJ6

52-64 M38A1 and 55-64 CJ5/CJ6 models

professional installation is highly recommended

The precision designed molded plastic intake tube maximizes airflow volume and speed for optimum power gains

Increase the structural rigidity of the whole axle

5" Lift Dual Rate coil-spring Kit is designed to improve your ride quality and handling

Yukon Gear 30 Spline 4340 Chrome-Moly Axle & Grizzly Locker Kit For Jeep TJ / XJ / YJ & Zj Fuel Delivery>Fuel Caps 52-64 M38A1 and 55-64 CJ5/CJ6Yukon high performance axles are built with high tensile strength 4340 chromoly, use superior production methods that include cold roll formed splines, and feature advanced induction coil heat treating to create an axle of unmatched quality and durability. Installation Instructions Installation Instructions Installation Instructions