Motive Gear MGK-111, Ring & Pinion Rebuild Kit, For Dana 30 Front & Dana 35 Rear Axles, Ratio 4.88, 10-Bolt/8-Bolt, 26 Spline, 8 Pinion & 39 Ring Tooth - Fits Jeep TJ/Wrangler, Replaces Yukon YGK006.

Short SummaryThe Motive Gear MGK-111 ring and pinion gear package includes front and rear sets for Dana 30 and Dana 35 axles, featuring a 4.88 gear ratio. Ideal for lifted Jeeps running larger tires, it also includes Timken bearing kits for a complete install.FeaturesGear Ratio: 4.88Pinion Gear Teeth: 8Ring Gear Teeth: 39Pinion Shaft Diameter: 1.376"Pinion Spline Count: 26Ring Gear OD: 7.125" Front / 7.5" RearRing Gear Bolts: 10 Front / 8 RearMaterial: 8620 SteelIncludes: Front and Rear Ring & Pinion + Timken Bearing KitsApplication & CompatibilityJeep:1997–2006 Jeep TJ1997–2006 Jeep WranglerCarrier Requirements: Front: 3.73+ Carrier; Rear: 3.54+ Carrier. If running 3.54 (front) or 3.07 (front/rear), a new carrier is required.ReplacesNitro Gear & Axle: GPTJ35-4.88Revolution Gear & Axle: REV-TJ-D35-488Yukon Gear & Axle: YGK006Brand Warranty & Why Choose This BrandMotive Gear is a leading name in drivetrain components, trusted for reliable performance and superior quality. Backed by a 1-year or 50,000-mile warranty, MGK-111 is a complete solution for gear ratio upgrades in Jeep TJ applications.

• Designed for Jeep TJ with Dana 30 front and Dana 35 rear axles; delivers a 4.88 gear ratio for improved torque and performance on- and off-road.
• Features 8 pinion teeth, 39 ring gear teeth, and a 1.376" pinion shaft diameter; 26-spline pinion ensures solid fit and power delivery.
• Includes ring & pinion sets (D30 front and D35 rear) plus premium Timken bearing kits for a complete installation solution.
• Front ring gear: 10-bolt, 7.125" OD; Rear ring gear: 8-bolt, 7.5" OD; made from high-strength 8620 steel for long-lasting durability.
• Requires 3.73+ carrier (front) and 3.54+ carrier (rear); for Jeeps with 3.07 or 3.54 ratios, carrier upgrade is necessary.