Jeep Rubicon JK Differential Install Kit - Front + Rear - Yukon Gear & Axle - Stage 3 Gear Kit 4.88 Ratio - `07-`18

Jeep Rubicon JK Differential Install Kit – Front + Rear by Yukon Gear & Axle, Stage 3 4.88 Ratio (2007–2018). A complete front and rear re-gear solution built for strength and precise setup.

Designed for JK Rubicon Dana 44 axles, this kit pairs 4.88 ring-and-pinion sets with Yukon Master Overhaul Kits for both differentials, plus nodular-iron Yukon Hardcore diff covers and 4340 chromoly front axle shafts. Precision-cut gears, advanced heat treatment, and a thick ring gear profile promote durability, while the comprehensive small-parts assortment streamlines installation and helps achieve proper tooth contact and preload.

Features

• Fits 2007–2018 Jeep Wrangler JK Rubicon; front and rear Dana 44
• 4.88 gears with 24-spline pinions and thick ring gears
• Front and rear Yukon Master Overhaul Kits (bearings, seals, shims)
• Yukon Hardcore nodular-iron differential covers
• 4340 chromoly front axle shafts

Have questions or need help choosing a ratio for your build? Call Austin, TX at 512-982-9393 or Los Angeles, CA at 562-981-6800. We provide installation and customization at both shops.

Ordering multiple items? Contact us for possible shipping discounts. We install on premises at both locations.