Buy RS-R 2015-2021 Subaru WRX Down Sus Springs from Peter's Car Parts. This genuine RS-R lowering springs is identified by manufacturer part number RSRF400D. Review the application and verified specifications below to confirm the correct setup for your vehicle.
RS-R 2015-2021 Subaru WRX Down Sus Springs
RS-R lowering springs are vehicle-specific suspension upgrades designed to reduce fender gap while improving handling without ignoring everyday ride comfort. RS-R develops spring rates and ride-height changes around the factory suspension geometry and damping characteristics.
Product Highlights
- Vehicle-specific lowering spring design
- Reduced wheel-to-fender gap and lower center of gravity
- Improved handling while retaining street-oriented comfort
- Engineered around factory suspension geometry
- Genuine RS-R product
Manufacturer: RS-R
Part Number: RSRF400D
Product Line: Down Sus
Fitment & Installation
Confirm vehicle year, model, drivetrain, chassis and trim before ordering. Ride height, spring rate, adjustment range and included components can vary by application. Professional installation and a four-wheel alignment are recommended after suspension installation.
Shop genuine RS-R suspension at Peter's Car Parts with competitive sale pricing and nationwide shipping.
Frequently Asked Questions
Is the RS-R 2015-2021 Subaru WRX Down Sus Springs genuine RS-R?
Yes. This listing is for a genuine RS-R product with manufacturer part number RSRF400D.
How do I confirm fitment for the RS-R 2015-2021 Subaru WRX Down Sus Springs?
Match the year, make, model, chassis, drivetrain and trim shown in the listing to your vehicle. If your configuration differs, contact Peter's Car Parts before ordering.
Do lowering springs require an alignment after installation?
Yes. A professional alignment is recommended after lowering-spring installation because ride-height changes can affect alignment settings.
