Yukon Gear & Axle YGK2121 Ring and Pinion Gear Set with Master Install Kit 4.56 Ratio

The Yukon Gear & Axle YGK2121 is a complete ring and pinion installation package designed for 10.5-inch GM 14-bolt thick rear differentials with a 4.56 gear ratio. This comprehensive kit combines premium ring and pinion gears with a complete master overhaul kit, providing everything needed for a professional differential re-gear in one convenient package.

Key Features:

• High-performance ring and pinion gear set engineered to exacting specifications
• Complete master overhaul kit includes bearings, seals, shims, and all necessary small parts
• Advanced heat-treating processes ensure superior strength and durability
• State-of-the-art design with precision surface finish for quiet operation
• Ideal for larger tire upgrades, improved towing capacity, or enhanced off-road performance
• Backed by Yukon's Y.E.S. Plan lifetime warranty for as long as you own your vehicle

This kit eliminates the guesswork of selecting compatible components by pairing precision-manufactured gears with the most comprehensive installation kit available. Whether you're compensating for increased tire size, restoring lost power for towing, or replacing worn gears, this package delivers professional-grade components that meet the demanding standards of automotive gear industry benchmarks.