Yukon Gear & Axle YGK140 Complete Re-Gear Kit Dana 80 Rear & Dana 60 Reverse Thick Front 5.38 Ratio

The Yukon Gear & Axle YGK140 is a complete re-gear and installation kit designed for F350 applications equipped with a Dana 80 rear axle and a Dana 60 reverse-rotation thick front axle, delivering a performance 5.38 gear ratio. This all-in-one kit bundles everything needed for a full front and rear differential re-gear into a single part number, eliminating the guesswork of sourcing compatible components separately.

What's Included:

• High-performance Dana 60 reverse-rotation thick front ring and pinion gear set — 5.38 ratio
• High-performance Dana 80 rear ring and pinion gear set — 5.38 ratio
• Yukon Master Overhaul Kit for the front differential (carrier bearings and races, pinion bearings and races, pinion seal, axle seals, complete shim kit, ring gear bolts, pinion nut, crush sleeve, thread locker, and marking compound with brush)
• Yukon Master Overhaul Kit for the rear differential

Key Features:

• Ring and pinion gear sets manufactured using advanced heat-treating techniques and state-of-the-art design processes
• Engineered to run cooler and quieter than competing aftermarket gear sets
• Thick gear profile on the Dana 60 front for added durability under extreme loads
• Reverse-rotation Dana 60 front gear set engineered specifically for factory-style front axle configurations
• Covered by Yukon's Y.E.S. (Yukon Extended Service) Plan — a lifetime, no-questions-asked protection plan valid for as long as you own the vehicle

Whether you're upgrading to larger tires, maximizing towing capacity, or rebuilding worn differentials, the YGK140 provides a matched, complete solution in one purchase. The included Master Overhaul Kits contain all the small parts required for a thorough differential rebuild, ensuring proper setup and long-term reliability.