Yukon Gear & Axle YGK2171 Dana 80 11.25in 3.54 Ratio Ring & Pinion Pro Kit with Dura Grip Posi

The Yukon Gear & Axle YGK2171 is a complete Pro Kit package for the 11.25-inch Dana 80 rear differential, bundling a high-performance 3.54 ratio ring and pinion gear set, a Master Install Kit with premium Timken bearings, and a 35-spline Yukon Dura Grip clutch-style limited slip positraction unit — everything needed for a full re-gear in one convenient part number.

Kit Specifications:

• Axle: Dana 80 (11.25" ring gear diameter)
• Gear Ratio: 3.54:1
• Ring Gear Bolts: 12-bolt ring gear, 10-bolt rear cover
• Carrier Compatibility: Fits carrier cases designed for 3.73 and down gear ratios
• Inner Pinion Bearing OD: 4.375" (NP673386 / NP516549)
• Limited Slip: 35-spline Yukon Dura Grip clutch-style LSD (fully rebuildable)

What's Included:

• Yukon high-performance 3.54 ring and pinion gear set
• Yukon Master Install Kit with Timken bearings and all required small parts
• Yukon Dura Grip 35-spline limited slip positraction unit

Yukon Quality & Warranty:

• Manufactured using state-of-the-art design and advanced heat-treating techniques
• Gear tooth surface finish engineered to reduce friction and heat for long service life
• Backed by Yukon's Y.E.S. Plan — a lifetime, no-questions-asked warranty covering the gear set for as long as you own the vehicle
• Dura Grip positraction unit is fully rebuildable

Whether you're replacing worn gears, upgrading for increased tire size, or building for towing and off-road performance, the YGK2171 Pro Kit delivers a complete solution for the Dana 80 in a single part number — saving time and reducing the risk of sourcing mismatched components.