The Yukon Gear & Axle YG F9-350 high-performance ring and pinion gear set is designed for Ford 9-inch differentials requiring a 3.50:1 gear ratio. Built for performance-driven automotive applications, this matched gear set helps optimize drivetrain gearing for vehicles with increased horsepower, larger tires, or upgraded traction demands. Yukon Gear & Axle uses advanced design, heat-treating, and quality-control processes to produce gears with precise fitment and dependable operation.
The ring and pinion are manufactured from high-grade steel and engineered to OEM specifications for reliable installation and consistent performance. A carefully developed tooth surface finish helps reduce friction and operating heat, supporting smooth power transfer under demanding driving conditions. This set includes a ring gear with a 9-inch diameter, ten ring gear bolts, and a 28-spline pinion for compatible Ford 9-inch applications.
The Yukon Gear & Axle YG F9-350 is backed by the Yukon Y.E.S. Plan, a comprehensive lifetime protection plan covering the gear set for as long as you own the vehicle, subject to program terms and conditions. Whether used for street performance, off-road builds, racing applications, or general drivetrain upgrades, this ring and pinion set delivers the quality and application coverage expected from Yukon Gear & Axle. Professional installation and proper gear setup are recommended for correct backlash, contact pattern, lubrication, and long-term service life.
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