M-4209-88355A
Fits 2015-2021 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
This website does not show live stock.
If the product is in stock we ship same/next day.
If a product needs to be ordered in the typical wait time is 1-2 weeks (Can Be Longer). This means the product is special ordered.
In General Special orders cannot be canceled, although some brands and suppliers allow it with a restocking fee and or return shipping.
Shipping times vary depending if the part is in stock at our warehouse and which shipping option is chosen at checkout.
Please contact us for an accurate ETA and availability.
