High tensile strength 4340 Chromoly is heat-treated tempered and induction hardened to produce these heavy-duty axles that are up to 40% stronger than stock 1040 axles. The latest splining technology to produce splines that are stronger than traditional cut splines. The shafts are then precision CNC machined and magnaflux inspected for cracks before receiving a slick black anodized finish. This 35-spline chromoly inner front axle shaft from Alloy USA fits 97-06 Jeep Wrangler with aftermarket Dana 60 axles. Fits the left side.
