Chromoly Front Axle Kit, Dana 30, 27/32 Spline, W/Super Joints USA Standard GearPrecision, quality USA Standard Gear axles. USA Standard Gear uses precision manufacturing technologies to provide top quality, competition tough axles. 27 spline inner and 32 Spline Outer Fits Dana Spicer 30 inch JK non Rubicon Includes inner and outer 4340 Chromoly axles and Yukon Super Joints 5 year warranty against Manufacturer defects Features and Benefits: Fits Dana 30 front differential Includes 32 spline, 6. 3 outer axles Includes 27 spline,