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Yukon Gear & Axle 4340 Chromoly Dana 44 Front Axle Kit with 30 Spline for 03-06 Jeep Wrangler TJ & Unlimited LJ Rubicon

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With the Yukon Gear and Axle name, you can trust these Chromoly Axle Shaft Kits for your TJ Wranglers have been engineered and manufactured to the highest quality standards. Chromoly shafts are superior to factory shafts in terms of torsion and tensile strength. They are a perfect upgrade for Jeeps with larger wheels and tires that put extra strain on the axle as well as for taking off road and having confidence that you will not snap an axle or spin the splines on the trail. You can choose between standard U-Joints for daily drivers and the Yukon Super Joint for building the ultimate trail rig.


  • Dana 44 - Rubicon Front
  • Inner Axle Spline Count - 30 Spline
  • U-Joint size - Choice of Spicer 5-760x or Yukon Super Joint
  • Sold as a set

Offroad Tough Chromoly Axles: Forged from 4340 Alloy Steel which is heat treated for superior strength & extreme durability. 4340 is a nickel-chromium-molybdenum alloy steel which touts high strength, fatigue resistance, and corrosion resistance. The yokes have added additional material for even more strength. Made with premium rolled splines, which gives a 30% increase in strength over original style cut splines.

Yukon Super U-Joint (Option): These super strong u-joints eliminate needle bearings resulting in a larger trunnion. Producing a stout u-joint that uses ultra high grade anti-seize for lubrication. These Super Joints are NOT recommended for the daily driver. They are designed for abuse, hardcore wheeling applications, and competitions in your Jeep. This package does include anti-seize and grease gun.

Dana Spicer 5-760x U-Joint (Option): These u-joints have stood the test of time and are extremely durable. They are recommended for the daily driver and for light to moderate offroad use.

Installation Notes
Installation Difficulty:
Level 3Advanced
Installation Time: 2-4 hours
Parts Included
  • 2 Inner Axles
  • 2 Outer Axles
  • 2 U-Joints
  • Installation Hardware
Limited Lifetime Warranty
  • Axle Model: Dana 44
  • Axle Position: Front
  • Features: Chromoly
*Please make a selection above to view weight, dimensions, specs of a specific product
  • Jeep Wrangler (TJ)

  • 2006 Jeep Wrangler (TJ)
  • 2005 Jeep Wrangler (TJ)
  • 2004 Jeep Wrangler (TJ)
  • 2003 Jeep Wrangler (TJ)
  • Jeep Wrangler Unlimited (LJ)

  • 2006 Jeep Wrangler Unlimited (LJ)
  • 2005 Jeep Wrangler Unlimited (LJ)
  • 2004 Jeep Wrangler Unlimited (LJ)

Yukon Gear & Axle 4340 Chromoly Dana 44 Front Axle Kit with 30 Spline Options

Part NumberCatalog #U-Joint OptionPrice
YA W2415452443.0234Spicer 5-760x U-Joints$905.98
YA W2415652443.0235Yukon Super U-Joints$1,133.21
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