Alloy USA uses high strength 4140 Chromoly in all its Jeep axles. Our axles are heat-treated twice and induction hardened to produce these heavy-duty axles that are up to 35% stronger than stock 1040 axles. Alloy USA uses the latest cold spline rolling technology to produce splines that are stronger than traditional cut splines. Rear axle shaft kits include everything you need for your installation: both passenger and drive side shafts seals bearings and wheel studs. This 32-spline chromoly Grande 44 rear axle shaft kit from Alloy USA fits 07-13 Jeep Wrangler Rubicons with a Dana 44 rear axle.
