Roush Lowering Spring Kit 30MM With MagneRide Mustang 2015-2023



  • Enhanced Cornering Ability
  • Improved Aggressive Stance
  • Lowers Ride Height
  • Roush Engineered/Calibrated
MSRP $599.99
You save 10%

Roush 30mm Lowering Spring Kit for 2015, 2016, 2017, 2018, 2019 and 2020 Shelby GT350 and GT350R Mustangs with MagneRide Suspension and for 2018, 2019, 2020, 2021, 2022 and 2023 Performance Pack GT Mustangs with MagneRide Suspension.

If you want to make your 2015-2023 Mustang look and perform better on the track and beyond, equip it with the Roush 30mm Lowering Spring Kit (422289). Designed specifically to enhance cornering ability while also improving stance and performance, this kit offers a wide range of front spring and rear spring rates. What's more, is that the ride height has been lowered by 30mm in both the front and the rear for an even greater boost to your vehicle's capabilities. As an added measure of quality assurance, Roush engineers and calibrates each kit so that all components work together in perfect harmony.

Features and Benefits:
- Improved stance and cornering ability
- Front spring rate range: 214 lbf/in - 248 lbf/in
- Rear spring rate range: 494 lbf/in - 934 lbf/in
- Lower ride height for increased performance and handling (30mm front and rear)
- Roush engineered and calibrated to ensure all components work together for optimal performance
- Calibration was developed specifically for use with these Roush lowering springs

Vehicle Fitment:
- 2018-2023 GT Mustang with Performance Pack
- 2015-2020 Shelby GT350/GT350R Mustang
*Only fits MagneRide-equipped models
*Not for use with 2015-2017 V6, EcoBoost, and GT Mustangs, or 2018+ EcoBoost and GT Mustangs not equipped with the MagneRide suspension and any Shelby GT500 models.

Tech Tip: Please reference a Ford service manual or the installation instructions for information and the correct torque specifications.

Please Note: CJ Pony Parts highly recommends getting an alignment after installation to ensure your Mustang's specs are in check.

California Residents: Proposition 65 Warning

Related Categories: Mustang Lowering Springs

Installation Difficulty


Intermediate skill is required for this installation.

Vehicle Fitment

This product will fit the following Mustang years:

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