The Story
Replace and upgrade your front outer stub axles in your 1999-2004 Ford Superduty with this 4340 Chromoly Outer Stub from Yukon. This axle shaft is designed to be an upgraded stock replacement utilizing 30 splines, 9-3/8" long, use superior production methods that include cold roll formed splines, and feature advanced induction coil heat treating to create an axle of unmatched quality and durability. Sold Individually.