Ford Performance Mustang IRS Super 8.8-inch Ring and Pinion Set - 3.55 Ratio

Ford Performance
SKU: M-4209-88355A
Availability: Out of stock

  • Fits 2015-2017 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 and 3.73 ratio gears. Use differential M-4204-MT or M-4204-M

      Part Type D-Line: Ring & Pinion
      Warranty Availability Not Available
      Packaged Dimensions 11.5" x 5.5" x 15
      Packaged Weight 18.5 lb(s)
      UPC Code 756122000663
      Country of Origin United States