USA Standard Gear & Install Kit for Jeep JK Rubicon with a 4.88 ratio

When you're looking to change your Jeep Wrangler JK Rubicon's differential gear ratio to a 4.88, this USA Standard Gear & Install Kit from Yukon Gear & Axle is a comprehensive solution. This kit bundles both the front and rear ring and pinion sets with the most complete master overhaul kits available, all under one part number. This means you get everything needed to re-gear both differentials in one go, simplifying the process of selecting and ordering parts.

USA Standard Gear puts its parts through rigorous in-house quality testing. This ensures the gears meet strict dimensional, material, and fitment standards before they ever leave the factory. The 4.88 ratio is a popular choice for JK Rubicon owners who have upgraded to larger tires, helping to bring the engine's RPMs back into an optimal range for better performance both on and off-road. This kit is designed to handle the demands of daily driving, trail running, and spirited adventures.

This package includes all the necessary components for a full differential re-gear. You'll find the front and rear ring and pinion sets, along with all the bearings, seals, shims, and hardware required for a complete installation in the master overhaul kits. Having all these parts together simplifies the job for your mechanic or for you if you're doing the work yourself.