Yukon Gear YA W39127 4340 Chromoly Front Outer Stub Axle for Select Jeep Wrangler 2007-2018 (32 Spline, 6.3in)

Fits select 2007-2018 Jeep Wrangler, Wrangler JK, and Wrangler Unlimited models (Rubicon, Sahara, Sport, and X) equipped with Dana 30 or Dana 44 differentials.

Yukon Gear high-performance outer stub axles are engineered to handle the increased stress of off-road use and larger tire diameters. This heavy-duty axle is forged from high-tensile strength 4340 chromoly, utilizing superior production methods including cold roll formed splines for maximum tooth strength. Advanced induction coil heat treating provides an axle with optimized durability and fatigue resistance compared to standard OE components.

Designed for front-axle applications, this 32-spline stub axle measures 6.3 inches in length and is compatible with 1350 / 5-716X Series u-joints. It serves as a direct upgrade or replacement for worn factory shafts, providing the reliability needed for technical trails and heavy-duty drivetrain configurations.

• Manufacturer Part Number: YA W39127
• Material: 4340 Chromoly
• Spline Count: 32
• Total Length: 6.3 inches
• U-Joint Compatibility: 1350 / 5-716X Series
• Fits Dana 30 and Dana 44 Differentials
• Advanced induction coil heat treatment
• Cold roll formed splines for increased durability