Yukon Gear & Axle YGK2105 9.75in Ford 4.11 Rear Ring and Pinion Gear Install Kit with Posi and Axle Bearings

The Yukon Gear & Axle YGK2105 is a comprehensive gear package designed for Ford 9.75-inch rear differentials with a 4.11 gear ratio. This complete kit combines everything needed for a professional differential rebuild in one convenient part number, including rear ring and pinion gears, a Yukon Dura Grip 34-spline limited slip positraction unit, master overhaul kit, and axle bearings and seals.

What's Included:

• High-performance 4.11 ratio ring and pinion gear set for Ford 9.75-inch rear differential
• Yukon Dura Grip clutch-style limited slip differential (34-spline, fully rebuildable)
• Complete master overhaul kit with premium Timken bearings and races
• Axle bearings and seals
• All necessary small parts, shims, and hardware for complete installation

Premium Engineering and Quality:

Yukon ring and pinion sets utilize state-of-the-art design and advanced heat-treating techniques to ensure exceptional durability and performance. These gears are engineered to run cooler and quieter than other aftermarket options while delivering long-lasting reliability. The included Timken bearings provide superior strength and longevity, meeting or exceeding OEM specifications.

Y.E.S. Plan Protection:

This kit is eligible for Yukon's Extended Service (Y.E.S.) Plan—a comprehensive, no-questions-asked lifetime warranty that covers your gear set for as long as you own your vehicle. This protection plan demonstrates Yukon's confidence in their engineering and manufacturing quality.

Ideal Applications:

Perfect for restoring stock performance, correcting speedometer readings after tire size changes, improving towing power, or replacing worn differential components. The 4.11 ratio offers an excellent balance of acceleration and highway cruising for trucks and SUVs with larger tires.