Details
Shelby Performance Parts 2015-2017 MUSTANG 8.8-INCH RING AND PINION SET - 3.73 RATIO - M-4209-88373A
Fits 2015-2017 Mustang 8.8-inch IRS center sectionRequires M-4210-B3 Mustang 8.8-inch ring-gear and pinion install kitMade in United States in Ford's Sterling Axle PlantOEM Quality - our superior surface finish, hardening and manufacturing
consistency provide the strongest and quietest gears in the market.Requires aftermarket calibration is vehicle is not originally equipped with
this gear ratio and part number M-4210-B3
Made in the USA