Description
Complete Gear Kit. The Motive Gear 9.25-Inch Front and 11.5-Inch Rear Axle Complete Ring and Pinion Gear Kit with a 4.88 gear ratio provides all the essential components needed to re-gear your front and rear differentials. Designed for both stock and aftermarket axles, this kit optimizes performance and efficiency when adjusting tire sizes on your off-road vehicle. It ensures proper compatibility and gearing balance for an improved driving experience.
Construction and Appearance. Manufactured from high-quality 8620 steel, the ring gears offer enhanced hardness and durability. The kit includes Timken bearing sets to ensure smooth operation and long-lasting performance. Gear teeth and components are precision machined to meet OEM standards for a reliable and professional finish.
Installation. Installing this kit requires mechanical knowledge and proper tools to achieve correct gear mesh and preload settings; drilling is not necessary. Detailed instructions are included to guide the installer, but professional installation is recommended to ensure optimal results.
Warranty. This kit is backed by a 1-year or 50,000-mile warranty, offering assurance of quality and durability. Application. Fits 07-10 4WD Sierra 3500 HD.
Motive Gear MGK-250
CA Residents: WARNING: Cancer and Reproductive Harm
- For GM 9.25″ Front and GM 11.5″ Rear – Complete Ring and Pinion Gear Sets Including Timken Bearing Kits
- Gear Ratio: 4.88
- Warranty: 1 Year or 50,000 Miles
- Application: Fits 07-10 4WD Sierra 3500 HD
- Cover Bolt Quantity: 10 Front, 14 Rear
- Differential Case Design: GM 9.25 Front, GM 11.5 Rear
- Pinion Gear Tooth Count: 8
- Pinion Shaft Diameter: 1.876″ Front, 2.005″ Rear
- Pinion Spline Count: 30
- Position: Front and Rear Axles
- Ring Gear Bolt Quantity: 12
- Ring Gear Material: 8620 Steel
- Ring Gear Outside Diameter: 9.25″ Front, 11.5″ Rear
- Ring Gear Rotation Direction: Reverse (Front), Standard (Rear)
- Ring Gear Tooth Count: 39
- Product Category: Light Duty Differential
- Gear Package Category: Ring and Pinion Gear Sets






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