2015-2019 Ford Mustang Super 8.8-inch Ring and Pinion Gear Set 3.73 Ratio
You can now add more performance to your Mustang by swapping gears to this 3.73 ratio gear set from Ford Racing. This 3.73 gear ratio will help your Mustang to accelerate quicker and harder on the corners or off the starting line when drag racing. This kit includes the ring and pinion gear and an installation kit so that you have everything you need to do the installation. Changing your ring and pinion gear ratio will cause your car to cruise at a higher RPM and you will need to have your computer recalibrated for the change in gear ratio to maintain speedometer accuracy.
Fits 2015-2019 Mustang Super 8.8-inch IRS center section
Requires M-4210-B3 Mustang 8.8-inch ring gear and pinion install kit
Made in the United States at Ford's Sterling Axle Plant
OEM Quality - our superior surface finish, hardening, and manufacturing consistency provide the strongest and quietest gears in the market.
Requires aftermarket calibration if the vehicle is not originally equipped with this gear ratio
Note: 3.15 ratio differential not compatible with 3.31, 3.55 and 3.73 ratio gears. Use differential M-4204-MT or M-4204-M
WARNING:
This part has been designed and is intended for off-highway application only. Installation of this part on a vehicle that is driven on public roads may violate U.S. and Canadian laws and regulations relating to emission requirements and motor vehicle safety standards.
Fitment: 2015, 2016, 2017, 2018, 2019 Ford Mustang S550