This Yukon USA chromoly axle kit is built from high-tensile 4340 chrome-moly for 1972–1981 Jeep CJ front Dana 30 applications. The kit includes 27-spline inner and outer shafts—27.01" inner LH, 14.14" inner RH and 8.72" outer axles—and ships with 1310 Series u-joints. It's specified for Dana 30 fronts where durable replacement axles are required.
USA Standard 4340 Chrome-Moly Replacement Axle Kit For 72-81 Jeep CJ / Dana 30 / 27 Spline