Yukon Gear & Axle YGK2166 Dana 80 3.73 Ratio Ring & Pinion Master Install Kit with Dura Grip Posi

The Yukon Gear & Axle YGK2166 is a complete differential upgrade package for Dana 80 rear axles, combining a 3.73 ratio ring and pinion gear set, a master installation kit, and a 35-spline Yukon Dura Grip limited slip differential in one convenient package.

Ring & Pinion Specifications:

• 11.25-inch ring gear diameter (thin design)
• 3.73 gear ratio for improved acceleration and towing performance
• Designed for Dana 80 axles with 10-bolt rear cover and 12-bolt ring gear
• Precision-machined for quiet operation and durability

Yukon Dura Grip Limited Slip Differential:

• 35-spline clutch-style limited slip design
• Provides superior traction by transferring power to the wheel with the most grip
• Fully rebuildable for long-term serviceability
• Ideal for heavy-duty trucks, towing applications, and off-road use

Master Install Kit Includes:

• Premium Timken bearings for reliable performance
• Pinion seal, crush sleeve, and marking compound
• Complete shim kit for proper gear setup
• Thread locker and all necessary small parts

Yukon Pro Kits are engineered to provide everything needed for a professional differential installation in a single part number, saving time and ensuring component compatibility. This complete package is backed by Yukon's industry-leading warranty and is designed to get heavy-duty trucks and commercial vehicles back on the road quickly with confidence.