MUSTANG SUPER 8.8" IRS LOADED DIFFERENTIAL HOUSING 3.55
M-4001-88355B
Retail
$1,415.00
Sold in Units of
Each (1)
Instruction Sheet
Not Available
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ATTENTION:
This part is intended as a replacement part for use only in the application(s)
identified in the product description. Installation of this part in a vehicle for
which it is not intended may violate U.S. and Canadian laws and regulations related
to motor vehicle emissions.
Boost your Mustang's performance with the Super 8.8" IRS Loaded Diff, delivering a 3.55:1 gear ratio and Traction-Lok differential for unmatched handling. Engineered for a precise fit on 2018-2025 models, this OEM part transforms every drive into an exhilarating experience.
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Loaded differential housing for Mustang IRS
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Fits 2018-2026 Mustang
- Fits 2015-2017 Mustang (see technical notes below)
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Iron housing with aluminum cover
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Includes 3.55:1 ratio gear set M-4209-88355A and Traction-Lok differential M-4204-M
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Custom calibration required for speedometer and shift corrections
- Original Equipment on 2019 Mustang GT
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Note-on 2015-2017 Mustang, 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 Ford dealer
Part Type
Driveline: Complete Axle Assy
Warranty Availability
Package Dimensions
21" x 13" x 17"
Package Weight
105 lb(s)
UPC Code
756122013069
Country of Origin
United States
