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  • Ford Performance Ring And Pinion Gear 4.09 Set - IRS Super 8.8" - 2015-2018

    $369.00 $349.00

    Ford Performance IRS Super 8.8 Inch 4.09 Ring Gear and Pinion
    M-4209-88409A


    • Fits Super 8.8-inch IRS center section 
    • Includes OEM crush sleeve and pinion nut 
    • Made in the United States 

      • 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 or a Ford Performance Power Pack Calibration
      • 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

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