Skip to main content
Share

The Only Choice for 100% Genuine Dana-Quality Axles

Ultimate Dana 44 LogoThe Ultimate Dana 44™ axle is a direct bolt-in solution that delivers optimal strength, durability, and performance. 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.

Ultimate Dana 44 Front Axle

Designed specifically for the Jeep Wrangler JK, 2007 to present.

Ultimate Dana 44™ Front Axles: Built Tough for Off-Road.

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 reliability in the toughest environments

The Ultimate Dana 44™ Front Crate Axles (Bolt In Axle Assy. for JK)

Application Front Axle Part #
2007-2018 Wrangler JK - 3.73 Ratio with Electric Locker 10010519
2007-2018 Wrangler JK - 3.73 Ratio with Std. Diff 10032861
2007-2018 Wrangler JK - 3.73 Ratio with ARB® Air Locker® 10048820
2007-2018 Wrangler JK - 4.10 Ratio with Electric Locker 10010455
2007-2018 Wrangler JK - 4.10 Ratio with Std. Diff 10032862
2007-2018 Wrangler JK - 4.10 Ratio with ARB® Air Locker® 10048821
2007-2018 Wrangler JK - 4.56 Ratio with Electric Locker 10010520
2007-2018 Wrangler JK - 4.56 Ratio with Std. Diff 10032863
2007-2018 Wrangler JK - 4.56 Ratio with ARB® Air Locker® 10048822
2007-2018 Wrangler JK - 4.88 Ratio with Electric Locker 10010521
2007-2018 Wrangler JK - 4.88 Ratio with Std. Diff 10032864
2007-2018 Wrangler JK - 4.88 Ratio with ARB® Air Locker® 10048823
2007-2018 Wrangler JK - 5.13 Ratio with Electric Locker 10010522
2007-2018 Wrangler JK - 5.13 Ratio with Std. Diff 10032865
2007-2018 Wrangler JK - 5.13 Ratio with ARB® Air Locker® 10048824
2007-2018 Wrangler JK - 5.38 Ratio with Electric Locker 10010742
2007-2018 Wrangler JK - 5.38 Ratio with Std. Diff 10032866
2007-2018 Wrangler JK - 5.38 Ratio with ARB® Air Locker® 10048825

Related Parts

Application Front Axle Part #
E-Locker Wire Harness Kit 10021771
HD Front Driveshaft 0-2" Lift (with T-Case Yoke & Hardware) 10018230
HD Front Driveshaft  2-4" Lift (with T-Case Yoke & Hardware) 10020345
Blue Nodular Iron Differential Cover 10048739
Dana Blue Wheel Joint 5-7166XC
OE Integration Crate Axle E-Locker Wire Harness 10056733

Performance Service Parts for Off-Road—and Everywhere.

Wherever the road takes you, Spicer performance parts are there. To see more Dana-backed performance products, visit DanaUnleased.com today. And to learn more about the Ultimate Dana 44™ front axle, download the brochure on the right—then locate a Dana Crate Axle dealer near you.

 

Whats the Diff?

 

What's the difference (or diff) between Spicer® Parts and the competition? Click here to find out.