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This Revolution Gear and Axle package pairs 4.88 ratio ring and pinion sets for the JL Non-Rubicon Dana M220 rear and Dana M186 front with matching master install kits. It is designed for 2018+ Jeep Wrangler JL Sport and Sahara configurations that use the M220 rear and M186 front axles.

The coordinated gearing improves torque at the wheels for better control with larger tires and when towing, while maintaining efficient engine RPM at highway speeds. Each set is manufactured from high grade steel with precision cutting and heat treatment and is supported by a 2 Year Limited warranty.

  • Application: JL Non-Rubicon with M220 rear and M186 front
  • Ratio: 4.88 (front and rear)
  • Pinion splines: Rear D44/M220 28 spline; Front D30/M186 26 spline
  • Included: Front and rear ring and pinion gear sets; front and rear master install bearing kits
  • Country of origin: Korea
  • UPC: 810038587196
Manufacturer Revolution Gear and Axle
MPN REV-JL-220/186-488
Axles Dana M220 rear / Dana M186 front
Gear cut Standard
Warranty 2 Year Limited
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