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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

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
  • Available with either an electronic locking diff or ARB® Air Locker®
    • 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
Ultimate Dana 44

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.

Ultimate Dana 44

Jeep, Spicer, and Dana — Legendary Brands Built Stronger Together.  Read Our Story