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This Revolution Gear and Axle package combines 5.38 ratio ring and pinion sets with matching Timken master install kits for Jeep Wrangler JK Non-Rubicon models using a Dana 30 front and Dana 44 rear. It consolidates the parts needed to overhaul both differentials with components selected to work together.

The master install kits use Timken bearings. Pinion spline counts are Dana 44 JK rear 24-spline and Dana 30 JK front 26-spline. The D30JK carrier break is 3.55/3.73; a front carrier is required when upgrading from a factory 3.21 ratio. Warranty is 2 Year Limited.

  • Front axle: Dana 30; Rear axle: Dana 44
  • Gear ratio: 5.38; gear cut: standard
  • Timken bearings in master install kits
  • UPC: 810038587042; Country of origin: Korea
Manufacturer Revolution Gear and Axle
MPN REV-JK-NON-538
Product type Complete front and rear ring-and-pinion gear package with matching master install bearing kits
Platform JK Non-Rubicon
Axles Dana 30 front / Dana 44 rear
Ratio 5.38
Bearings Timken
Pinion splines D44 JK rear: 24; D30 JK front: 26
Carrier break (front D30JK) 3.55/3.73
Warranty 2 Year Limited
Country of origin Korea
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