Ford Racing Differential Housing Super 8.8" Loaded Iron With 3.55 Gears Mustang 15-26

The time has come for a supreme upgrade on your rear axle with this Ford Racing Super 8.8" Loaded Iron Differential Housing with 3.55 Gears for 2015-2026 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 Racing 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 Racing Automatic 8.8" IRS Pinion Flange Kit (P/N: M-4851-M8A).
- Custom calibration is required for speedometer and shift corrections.