The Ultimate Dana 44™ Front Axle

Built for the Jeep® Wrangler® JK

Engineered for all Jeep® Wrangler ® JKs, 2007 to current, the Ultimate Dana 44™ axle is a direct bolt-in solution and requires you to reuse your stock wheel ends. Featuring a number of upgrades for added on-trail durability, plus added strength wherever you take your vehicle, the Ultimate Dana 44™ axle is built to meet the demands of serious off-road enthusiasts.

CLICK HERE to find a distributor near you. Select CRATE AXLE from the product menu.

 

Advantages of the Ultimate Dana 44™ Front Axle 

 From the Spicer® nickel chromoly steel axle shafts to the Spicer® performance differential cover to the SPL® 1350 axle shaft universal joints, the Ultimate Dana 44™ front axle is built to deliver for people who rely on their Jeep® Wrangler® JK. In addition, the axle is equipped with the following features and benefits.

  • Thicker tubes
    • 5/16" thick for improved strength, rigidity and durability
  • Redesigned and thicker brackets
    • 1⁄4" steel to resist bending and endure the off-road environment
    • Works with most lift kits 
  • Spicer® chromoly axle shafts for optimal strength and performance
  • Spicer Life Series® (SPL®) 1350 u-joints with triple lip seals and full-circle clips for ultimate protection and retention
  • Performance differential cover and Spicer® performance gasket
    • Providing enhanced sealing and protection from off-road hazards 
  • Selectable electronic locking differential
    • Harness sold separately
  • Genuine Spicer® gearing
    • Precision design and manufacturing processes provide ultimate gear mating for optimal strength, life, and quiet performance
    • Expanded aftermarket gear ratios: 3.73, 4.10, 4.56, 4.88, 5.13, and 5.38 
  • Pinion angle optimized for lifting vehicles
  • Increased gross axle weight rating (GAWR) allows for the added weight of suspension upgrades, bumpers, winches and larger tires (up through 37" tires)
  • Improved caster angle for lifted Jeeps®
    • Reduces "bump steer"
  • Dana recommends using military tested and approved 75W-140 synthetic lube (not included)
    • Provides premium performance and relability in the toughest environments

Download the Ultimate Dana 44™ brochure to learn more, including expanded aftermarket gear ratios. And for more Dana-backed performance products, visit www.DanaUnleashed.com today.

Part Number Description Location Application Summary Ratio
10010519 The Ultimate Dana 44 Axle Assembly - Electronic Locking Differential Front 2007 & Up Jeep Wrangler JK 3.73
10010455 The Ultimate Dana 44 Axle Assembly - Electronic Locking Differential Front 2007 & Up Jeep Wrangler JK 4.10
10010520 The Ultimate Dana 44 Axle Assembly - Electronic Locking Differential Front 2007 & Up Jeep Wrangler JK 4.56
10010521 The Ultimate Dana 44 Axle Assembly - Electronic Locking Differential Front 2007 & Up Jeep Wrangler JK 4.88
10010522 The Ultimate Dana 44 Axle Assembly - Electronic Locking Differential Front 2007 & Up Jeep Wrangler JK 5.13
10010742 The Ultimate Dana 44 Axle Assembly - Electronic Locking Differential Front 2007 & Up Jeep Wrangler JK 5.38
10032861 Ultimate Dana 44 Axle Assembly Front 2007 & Up Jeep Wrangler JK 3.73 / Open
10032862 Ultimate Dana 44 Axle Assembly Front 2007 & Up Jeep Wrangler JK 4.10 / Open
10032863 Ultimate Dana 44 Axle Assembly Front 2007 & Up Jeep Wrangler JK 4.56 / Open
10032864 Ultimate Dana 44 Axle Assembly Front 2007 & Up Jeep Wrangler JK 4.88 / Open
10032865 Ultimate Dana 44 Axle Assembly Front 2007 & Up Jeep Wrangler JK 5.13 / Open
10032866 Ultimate Dana 44 Axle Assembly Front 2007 & Up Jeep Wrangler JK 5.38 / Open