Yukon Gear & Axle YGK2137 10.5in Ford 4.56 Ratio Ring and Pinion Gear Set with Master Install Kit

The Yukon Gear & Axle YGK2137 is a complete re-gear package for 10.5-inch Ford rear differentials, featuring a 4.56:1 ratio ring and pinion gear set paired with a comprehensive master installation kit. This all-in-one solution eliminates the guesswork of ordering individual components by bundling precision-matched gears with all necessary bearings, seals, shims, and hardware required for a professional differential rebuild.

High-Performance Ring and Pinion Gears:

• Precision-engineered 4.56 gear ratio for improved acceleration and towing capability
• Advanced heat-treating processes ensure maximum strength and durability
• State-of-the-art gear design with optimized tooth contact patterns
• Rigorous quality testing for surface finish and structural integrity
• Manufactured to meet or exceed OEM specifications

Complete Master Overhaul Kit Includes:

• Premium bearings for pinion and carrier assemblies
• High-quality pinion seal to prevent fluid leaks
• Pinion nut and crush sleeve for proper preload setting
• Complete shim kit for precise gear positioning
• Marking compound and gear oil for installation
• All gaskets, seals, and small parts needed for complete rebuild

Applications and Benefits:

This gear set is ideal for vehicles running larger tire sizes, requiring enhanced towing power, improving off-road performance, or simply replacing worn differential components. The 4.56 ratio provides an excellent balance between acceleration and highway drivability, making it a popular choice for trucks and SUVs with 33-35 inch tires.

Yukon Y.E.S. Lifetime Protection Plan:

Every Yukon Gear kit is backed by the comprehensive Y.E.S. (Yukon Extra Support) Plan, offering lifetime, no-questions-asked coverage for as long as you own your vehicle. This warranty demonstrates Yukon's confidence in their engineering and manufacturing quality, providing peace of mind for your investment.

Professional installation is strongly recommended for all ring and pinion installations to ensure proper gear setup, bearing preload, and backlash adjustment. Proper installation is critical for gear longevity and optimal performance.