Ford Performance 8.8-inch Ring and Pinion Set, 3.73 Ratio 2015-2025 Ford Mustang

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Manufactured in the USA, these Ford Racing Mustang ring and pinion gears feature a super strong forged construction, CNC cut & lapped gear teeth, and are completed in a black oxide finish to resist corrosion.
This 3.73:1 Ratio Ford Racing Ring and Pinion Gear set will fit all 2015-2025 Mustangs equipped with an 8.8" Independent Rear Suspension (IRS), including V6, EcoBoost and GT models. A master bearing kit is recommended by most installers, especially on high mileage vehicles.
Note: Requires aftermarket calibration if vehicle is not originally equipped with this gear ratio.
Note: 3.15 ratio differential not compatible with 3.31, 3.55, 3.73 and 4.09 ratio gears.
Part Number: M-4209-88373A
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