Ford Performance Differential Housing Super 8.8" Loaded Iron With 3.55 Gears 2015-2022

Ford Performance:
M-4001-88355B

Highlights

  • Fully Loaded Housing
  • Tracion-Lok Included
  • Ideal for Drag Racing
  • Strong Cast Iron
MSRP $1,375.00
$1,224.99
You save 11%

Ford Performance Super 8.8” Loaded Iron Differential Housing with 3.55 Gears for 2015, 2016, 2017, 2018, 2019, 2020, 2021, and 2022 Mustangs.

The time has come for a supreme upgrade on your rear axle with this Ford Performance Super 8.8” Loaded Iron Differential Housing with 3.55 Gears for 2015-2022 Mustangs. Determined engineers created a fully loaded differential housing made from strong cast iron to handle drag racing!

Features and Benefits:
- Original Equipment on 2019 Mustang GT
- Fully Loaded Differential Housing
- Strong Cast Iron Housing
- Aluminum Differential Cover
- 3.55:1 Ratio Gear Set Installed
- Traction-Lok Differential Included
- Ideal for Drag Racing Applications
- Made in the USA

Ford Performance developed a 3.55:1 ratio gear set differential housing that is ideal for drag racing applications. Keep your rear axle in great condition with the included aluminum differential cover and fully loaded, strong cast iron housing. This durable replacement part is made in the USA and is ready to handle high-performance S550s.

Please Note: On 2015-2017 Mustangs, a pinion flange change may be necessary; comes with pinion flange with 93mm bolt circle and 110mm driveshaft pilot installed. For applications that require 95mm bolt circle and 113mm driveshaft pilot, use FR3Z-4851-B pinion flange, available through your local Ford dealer.

Tech Tips: 
- Proper installation of this housing on an automatic transmission-equipped 2015+ Mustangs will require you to purchase a Ford Performance Automatic 8.8" IRS Pinion Flange Kit (P/N: M-4851-M8A).
- Custom calibration is required for speedometer and shift corrections.

California Residents: Proposition 65 Warning

Vehicle Fitment

This product will fit the following Mustang years:

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