Fits 2015-2019 Mustang Super 8.8-inch IRS center section
Includes OEM crush sleeve and pinion nut
Requires Mustang 8.8-inch ring-gear and pinion install kit
Compatible with Ford Performance 2015-17 Mustang Power Pack Calibrations
 Mustang GT 5.0L Power Pack 1

 Mustang GT 5.0L Power Pack 2

 Mustang GT 5.0L Power Pack 3

Made in the United States
OEM Quality - superior surface finish, hardening and manufacturing consistency provide the strongest and quietest gears in the market.
Requires aftermarket calibration if vehicle is not originally equipped with this gear ratio or a Ford Performance Power Pack Calibration
Note: 3.15 ratio differential not compatible with 3.31, 3.55, 3.73 and 4.09 ratio gears.