Mustang 2015-2021 IRS Super 8.8 Inch Ring and Pinion Set - 3.55 Ratio

SKU: M420988355A

$295.00

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Shipping: Ships by Jun 17
Pickup: Free at Dealer by Jun 19
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About This Item

About This Item

  • Fits 2015-2025 Mustang Super 8.8-inch IRS center section 
  • Includes OEM crush sleeve and pinion nut 
  • Requires M-4210-B3 Mustang 8.8-inch ring-gear and pinion install kit 
  • Made in United States in 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 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. Use differential M-4204-MT or M-4204-M