Chromoly Front Axle Kit, Dana 30, 27 Spline, Super Joints 1982-1983 Jeep CJ5 USA Standard GearUSA Standard Gear performance axles are constructed from high tensile strength 4340 chromoly, use superior manufacturing methods, and feature advanced heat treating technologies to create an axle of unparalleled quality and durability. Fits Dana 30 front differential Includes 27 spline, 8. 72 outer axles Includes 27 spline, 28. 69 inner Lh axle Includes 27 spline, 15. 82 inner Rh axle Heavy duty 4340 chromoly construction Includes Yukon Super Joints