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A Complete Diff Case Rebuild for Automotive Axles.

Spicer Inner Geat Kit

Get everything you need to rebuild your differential case with genuine Spicer® inner gear kits. Forged to ensure greater strength and increased durability, this is only inner gear kit that is engineered to meet the standards of Dana, the global leader in drivetrain components.

Near-Net Forged for Longer Life in Dana Axles.

Spicer inner gear kits include the parts you need to make your repair easy:

  • Diff gears
  • Side gears
  • Hardware
  • Thrust washers
  • Cross shaft

Because these parts are near-net forged to original equipment specifications, you can be assured that you get maximum durability. 

An easy repair solution designed specifically for high-performance applications.

Each component of a Spicer inner gear kit is engineered to exact Dana specifications. In addition, you can get performance without the stress risers that come from cutting gears. Because Spicer inner gear kits offer the following features, you can be assured of optimum quality:

  • Phosphate coating on cross shaft
  • Statistically controlled heat treating
  • Product analysis
  • Testing to meet aftermarket specifications for the following conditions:
    • Case depth
    • Core hardness
    • Microstructure
    • Materials
    • Coatings

Dana is an OE supplier for Jeep®, so you can trust Spicer parts from Dana Aftermarket to be precisely engineered to Dana specifications.

Carrier Case Inner Gear Kits For JL and JT

Application Summary Axle Model Position Description Spicer Part #
2018 and Newer JL Front Dana 30™ Standard Diff 10062492
2018 and Newer JL and JT Front Dana 44™ AdvanTEK® Standard Diff 10067836
2018 and Newer JL Rear Dana 35™ AdvanTEK® Standard Diff 10063481
2018 and Newer JL and JT Rear Dana 44™ AdvanTEK® Standard Diff 10071981
2018 and Newer JL and JT Rear Dana 44™ AdvanTEK® Trac-Lok™ Limited Slip  10071921
2018 and Newer JL and JT Rear Dana 44™ AdvanTEK® Trac-Lok™ Limited Slip Clutch & Plate Kit 10071924

Carrier Case Inner Gear Kits For JK

Application Summary Axle Model Position Description Spicer Part #
2007-2018 Wrangler JK Non-Rubicon Front Dana 30™ Standard Diff 2005962
2007-2018 Wrangler JK Non-Rubicon Rear Dana 44™ Standard Diff 2009155
2007-2018 Wrangler JK Non-Rubicon Rear Dana 44™ Trac-Lok™ Limited Slip Clutch & Plate Kit 2007326

Spicer inner gear kits are one of the many repair solutions designed specifically for high-performance applications. Wherever limits are pushed, on the track or on the trail, Spicer parts are there. To see more examples, browse our complete line of Dana-backed performance parts and products. And to unleash the performance in your vehicle, locate a Spicer parts dealer near you.