These Ford Racing IRS knuckle sets are designed for use when custom-building your own independent rear suspension. They are manufactured from high-quality cast aluminum and include pre-installed bushings and steel roller bearings. The knuckle sets are built for the Ford Racing IRS Mustang Cobra hub assemblies, which are sold separately.
This Part Fits:
| Year | 
Make | 
Model | 
Submodel | 
| 2015-2017 | 
Ford | 
Mustang | 
EcoBoost | 
| 2015-2017 | 
Ford | 
Mustang | 
EcoBoost Premium | 
| 2015-2017 | 
Ford | 
Mustang | 
GT | 
| 2015 | 
Ford | 
Mustang | 
GT 50 Years Limited Edition | 
| 2015-2017 | 
Ford | 
Mustang | 
GT Premium | 
| 2017 | 
Ford | 
Mustang | 
Shelby GT350 | 
| 2017 | 
Ford | 
Mustang | 
Shelby GT350R | 
| 2017 | 
Ford | 
Mustang | 
V6 |