2015-2019 Ford Mustang Super 8.8-inch Ring and Pinion Gear Set 3.55 Ratio

The lower the ratio (higher the number), the quicker your car will accelerate. Changing the final drive ration is one of the cheapest and quickest ways to increase the performance of your Mustang. You will feel the difference in the "seat of your pants" and see the difference on your timeslips. Ford Performance’s 8.8" gears are the choice of championship road racing and drag racing teams around the world. Featuring OEM quality, a superior surface finish, hardening and strict manufacturing consistency, this gear set will provide you the strongest and quietest performance on the market today!

• 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

*Will NOT fit earlier 8.8-inch straight axles found in previous generations.

*Will NOT fit 2015-2018 Mustangs originally equipped with a rear-end housing with factory installed 3.15 gears. 

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