USA Standard 4340 Chrome-Moly replacement axle kit for '69-'80 GM Truck & Blazer, Dana 44 w/Spicer U/Joints. Product Features:30 spline inner and 19 spline outerFits Dana Spicer 44 in 1969-1980 GM 1/2 tonIncludes inner and outer 4340 Chromoly axles and Spicer U-Joints
