The Yukon 4340 chromoly left-hand front inner axle is a Dana 60 replacement specified for late-1970s Ford F-350 SnoFighter applications. Constructed from high-tensile 4340 chromoly with cold roll formed splines and advanced heat treating, it measures 18.70" long and uses a 35-spline interface. It’s intended as a rugged left-side front inner axle for compatible Dana 60 setups.
Yukon Gear 4340 Chrome-Moly Replacement Inner Axle For Dana 60 / 78-79 F350 / Snofighter