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Nitro Gear & Axle Dana 44 Front Axle/44 Rear Axle Ring and Pinion Gear Kit; 4.56 Gear Ratio (03-06 Jeep Wrangler TJ Rubicon)

Item J122076
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Market Price $759.99 You Save 12% ($87.99)
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$672.00 (kit)

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      Product Information

      Features, Description, Specs & Installation


      • Improves Driveability and Fuel Economy
      • Front and Rear Differential Kit
      • Dana 44 Axles
      • Crafted Using 8620 Steel
      • Heat-Treated and Rockwell Hardness-Tested
      • Professional Installation Recommended
      • For Use With 4.56 Gear Ratios
      • Two-Year Limited Warranty
      • Fits 2003-2006 Jeep Wrangler TJ Rubicon Models


      Performance Kit. Boost your Rubicon’s performance by upgrading to this Nitro Gear & Axle Dana 44 Front and Rear Ring Gear and Pinion Kit. This differential kit will give your Rubicon a powerful, smooth, and long-lasting gear set-up. Re-gearing is one of the most significant modifications that you can do to match your new tires and added weight from several essential upgrades. It substantially enhances your TJ’s power, torque, fuel economy, and overall driveability.

      Heavy Duty Construction. Nitro Gear & Axle ensures the highest quality of its products by using heavy-duty 8620 steel gear forgings. These gears exhibit excellent wear resistance and were heat-treated for superior durability. These premium gearing parts are engineered with precision machining and CNC triple-lapping to guarantee the most accurate configuration to deliver the finest performance both on and off the road.

      Professional Installation. Nitro Gear & Axle designed this Front and Rear Gear and Pinion Kit as a remarkable upgrade for your Wrangler’s factory differentials. Installation involves thorough procedures that need professional assistance. This Dana 44 Differential Kit can be installed in about 8 hours requiring mechanical expertise.

      Two-Year Limited Warranty. Nitro Gear & Axle warrants that this Dana 44 Front and Rear Gear and Pinion Kit will be free from defects in material and workmanship for a period of 2 years from the date of purchase. Warranty requests must be made by the original buyer and submitted by the dealer purchased from, indicating the set-up specs. This warranty excludes damages caused by abuse, overloading, improper lubrication, misuse, commercial or competition use.

      Application. This Nitro Gear & Axle Dana 44 Front and Rear Gear and Pinion Kit with 4.56 Gears is designed for 2003-2006 Jeep Wrangler TJ Rubicon models.

      Fitment: 2003 2004 2005 2006 Details

      Nitro Gear & Axle GPTJRUBICON-4.56

      CA Residents: WARNING: Cancer and Reproductive Harm -

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Front Ring
      • (1) Front Pinion
      • (1) Rear Ring
      • (1) Rear Pinion
      • (1) Front Master Install Kit
      • (1) Rear Master Install Kit
      • Installation Hardware

      Customer Reviews (2)

        Reviews of Nitro Gear & Axle Drivetrain products have an average rating of 4.7 out of 5

          Questions & Answers

          10 More Questions

          Will It Fit My Wrangler

          • TJ Rubicon 2 Door - 03, 04, 05, 06
          • TJ Rubicon Unlimited 2 Door - 05, 06

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