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Ultimate Jeep® Performance Brought to You By Ultimate Dana 44™ AdvanTEK® Axles

Strength. Versatility. Bolt-in convenience. A rock-solid history. It all comes together in the Jeep Gladiator JT. Dana takes their exclusive AdvanTEK® gear technology to the next level, with features like custom high-clearance housing that are designed to optimize extreme off-road performance. These axles offer increased strength and durability in every facet – from thicker bracket mounts to upgraded materials to beefier housing tubes.

Ultimate 44 AdvanTEK

Only genuine Spicer® AdvanTEK® ring and pinion gears for Ultimate Dana 44™ AdvanTEK® axles give Jeep JT enthusiasts the ability to handle the most punishing off-road conditions.

AdvanTEK Cutaway

  • Aggressive nodular iron diff cover
  • Heat-treated high-grade SAE-4340 nickel chromoly steel axle shaft offers superior abrasion resistance and strength, and uniform surface hardness
  • Thicker, 1/4″ steel bracket mounts
  • Upgraded u-joints outperform the competition, with Nm load ratings of 3000 (1350 series) and 3600 (1410 series)
  • Thicker 9.5mm tubes for added strength
  • Clearance increased by 1/2″ for brutal terrain
  • Expanded gear ratio options to accommodate different tire sizes
  • Bolt-in design 
  • Smaller, 220mm ring gear than the gearing in Dana 44™ axles for greater strength
  • Track width is identical to OE track width
  • No FAD (front axle disconnect) means increased strength
  • Selectable eLocker

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

Application Front Axle Part #
2020 and Newer Jeep Gladiator JT - 5.38 Ratio with Electric Locker 10047719
2020 and Newer Jeep Gladiator JT - 5.13 Ratio with Electric Locker 10047718
2020 and Newer Jeep Gladiator JT - 4.88 Ratio with Electric Locker 10047717
2020 and Newer Jeep Gladiator JT - 4.56 Ratio with Electric Locker 10047716
2020 and Newer Jeep Gladiator JT - 4.10 Ratio with Electric Locker 10047715

Related Parts

Description Spicer Part #
HD 1350 Series Front Driveshaft 10097840
Spicer Performance Ball Joint Kit (one side) 10048946
Premium Spicer Life Series® Universal Joint (1410 Non-Greasable) 5-1410-3X

OEM, Since the Beginning

The Ultimate Dana 44™ AdvanTEK® axle for the Jeep JT is the result of a 80-year partnership between Dana and FCA. Trust the aftermarket axle that’s manufactured to original equipment (OE) specs, from the OE axle provider for Jeep since the very beginning: Dana.

Check out the Dana and Spicer products brochure to learn about all the genuine Spicer®, OE-quality parts from Dana for Jeep JT. Then, get in touch with a Spicer parts representative today to discover all benefits of the Ultimate Dana 44™ AdvanTEK® axle.

What's the Diff


What’s the difference (the diff) between Spicer® parts and the competition? Click here to find out.


Jeep, Spicer, and Dana: legendary brands, built stronger together. Read our story.