Heavy duty inner & outer axle for both sides of 1973 - 77 Dana 44 axles, comes with 760 series u-joints. New spindle bearing repair kit, inner and outer axle seals recommended. This outer shaft will work on 1971 1/2 - 72 axles by changing the spindle and spindle seal. Comes with Spicer HD U-joints and slingers, must be assembled.