Ford Performance Mustang Traction-Lok Loaded Differential Housing 3.55 (2015-2021)

1 Review(s)
$1,375.00
$155.05 (11%)
$1,219.95
Ford Racing has really stepped up to the plate with the new 2015+ Ford Mustang LSD. The 2018+ S550 Mustang GT comes equipped with this Trac-Lok differential and it also fits earlier models.

Part Number: 161 M-4001-88355B
M-4001-88355B
Write a Review

Suggested Mods

Description


Ford Racing has really stepped up to the plate with the new 2015+ Ford Mustang. This new mustang has come equipped with some great upgrades to really push this new S550 platform to its performance limits. One of those components is the Ford Racing S550 Mustang IRS Loaded Differential Housing 3.55.

Ford Racing S550 Mustang IRS Loaded Differential Housing 3.55 is the original equipment on the 2018+ Ford Mustang GT . This differential housing comes loaded with 3.55:1 ratio gear set (161-M-4209-88355A) and Traction-Lok differential (161-M-4204-M). 

When used 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.

Note: Custom calibration is required for speedometer and shift corrections.

Purchase your Ford Racing S550 Mustang IRS Loaded Differential Housing 3.55 for your 2015+ Ford Mustang GT, EcoBoost, or V6 at Steeda Autosports today!

Product Benefits
  • Original equipment on 2019+ Mustang GT 
  • Iron housing with aluminum cover for strength
  • Fits 34-spline axles
  • Made in the USA
  • Ford Racing quality

CA Residents: Cancer and Reproductive Harm WARNING www.p65warnings.ca.gov.

Fitment & Features

Manufacturer:

Manufacturer: Ford Performance

Installation Information:

Level of Difficulty: Medium
Install Time: About 7 Hours
Tools Required: Basic Shop Tools

Vehicle Fitment:

Fits Model Year: 2015, 2016, 2017, 2018, 2019, 2020, 2021

Customer Reviews

Rating Snapshot

Select a row below to filter reviews.

Average Customer Ratings

5.0

Stang V6
Really woke my car up, gave it more get up and go. Steeda installed it promptly, their customer service was Awsome!
Did you find this helpful? 
5
There are no reviews for this product!

Related Items

123123 - 1
Back to TOP
0 Items