Chromoly Front Axle Kit, Dana 30, 27/32 Spline, W/1310 U-Joint USA Standard GearPrecision, quality USA Standard Gear axles. USA Standard Gear uses precision manufacturing technologies to provide top quality, competition tough axles. Front axle kit Fits Jeep JK front with Dana Spicer 30 4340 Chromoly axles 27 Spline Inner Includes inner and outer axle shafts with Spicer u joints 5 year warranty against Manufacturer defects Features and Benefits: Fits Dana 30 front differential Includes 32 spline, 6. 3 outer axles Includes 27