Yukon Gear High Performance 3.73 Ratio Ring and Pinion Gear Set for Select Ford/Lincoln 2000-2017 (9.75in)

Fits select 2000-2017 Ford F-150, Expedition, Transit-150/250/350, E-Series, and Lincoln Navigator/Mark LT with the 9.75-inch rear differential.

Yukon Gear & Axle high-performance ring and pinion gear sets are engineered for drivers who demand durability and precision. Whether you are compensating for larger tires, restoring lost torque after engine upgrades, or optimizing traction for towing, this 3.73 ratio set provides the ideal balance of off-the-line grunt and highway efficiency. Each gear set undergoes advanced heat-treating and state-of-the-art surface finishing to ensure quiet operation and exceptional gear life under high-stress conditions.

This kit is backed by the Yukon Y.E.S. Plan, a comprehensive lifetime protection plan for the original owner. Designed as a direct replacement for the factory Ford 9.75-inch internal assembly, these gears are built to handle increased horsepower and heavy-duty use cases.

• Manufacturer Part Number: YG F9.75-373-11
• Ring Gear Diameter: 9.75 inches
• Gear Ratio: 3.73
• Pinion Spline Count: 31
• Ring Gear Bolt Count: 12
• Material: High-strength steel with advanced heat treatment