MUSTANG IRS SUPER 8.8-INCH RING AND PINION SET - 3.55 RATIO

  • 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

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