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This Revolution Gear and Axle package pairs 4.88 ratio ring and pinion sets for the JL M186 front and JL M200 rear with matching master install bearing kits. It is built for Non‑Rubicon JL models to improve torque delivery and control while maintaining efficient highway RPM.

The included master install kits provide the comprehensive components needed to overhaul each differential alongside the new gears. Revolution’s precision gear cutting and heat treatment meet or exceed OE standards for strength and durability.

MPN REV-JL-200/186-488. Standard gear cut. Warranty: 2 Year Limited. Country of origin: Korea. UPC 810038587165.

  • Complete front and rear 4.88 gear sets with mating master install kits
  • Designed for JL M186 front and JL M200 rear, Non‑Rubicon
  • Aim for improved traction, towing control, and highway RPM efficiency
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