The Revolution Gear & Axle 1997–2019 Ford F-150 9.75in 4.10 ring-and-pinion set is a matched gear pair specified for 9.75-inch rear axles used in Ford F-150 models from 1997 through 2019 that require a 4.10 final drive ratio. The set restores correct ratio and gear mesh to recover intended driveline behavior and is intended for direct replacement in compatible F-150 rear-axle applications.
Revolution Gear & Axle 97-19 Ford F-150 9.75in Rear Axle 4.10 Ratio Ring & Pinion Set