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Product Details
| Part Number: | SSU-4H918R |
| Brand: | Swift Springs |
Swift Spec-R Springs for 2017-21 Civic Sport/Si Elevate Your Driving Experience!
Key Features:
- Front Spring Rate: 4.1 kg/mm
- Rear Spring Rate: 5.7 kg/mm
- Front Drop: -1.1"
- Rear Drop: -1.1"
- Track tested and tuned for optimum performance while maintaining a quality ride.
- Lowers the vehicle while staying within the tolerance of usable stroke.
- Improves ride comfort and increases handling
Tailored Performance Enhancement: Developed specifically for Civic Sport/Si models, Swift Spec-R springs are crafted to enhance the vehicle's unique characteristics, offering both a luxurious ride and a sporty feel while boosting overall performance.
Performance with Comfort: Designed for driving enthusiasts and style-conscious drivers, these springs deliver improved handling and a lowered ride height without compromising on ride comfort, ensuring a balanced driving experience.
Track-Ready Design: Engineered for track enthusiasts participating in HPDE events or SCCA competitions, the Spec-R Sport Springs are crafted to push your vehicle's performance boundaries while maintaining ride comfort.
Advanced Engineering for Comfort: Unlike conventional lowering springs that compromise ride quality, Swift Sport Springs utilize a proprietary steel alloy (H5S.TW) and unique winding methods to provide superior comfort and handling.
Optimized for Track Duty: Track-tested and tuned at the upper limits of OEM shock valves, the Spec-R Springs offer optimum performance while preserving the quality showroom ride, featuring a higher spring rate and modified ride height for optimal suspension geometry.
Reduced Unsprung Mass: Utilizing a spring design with fewer coils, these springs reduce unsprung mass, eliminating coil binding and increasing usable stroke, enhancing both handling and responsiveness.
Quicker Response: The proprietary H5S.TW material ensures a quicker transient response, delivering a smoother ride even on rough roads, elevating suspension tuning performance and comfort for street and circuit use.
Elevate your Civic Sport/Si's performance and ride quality with Swift Spec-R Springs where superior engineering meets driving pleasure, providing an unmatched balance between sporty handling and luxurious comfort.
WARNING: This product may contain chemicals known to the State of California to cause cancer or birth defects. www.P65Warnings.ca.gov.
Vehicle Fitment
| Year | Make | Model | Trim |
|---|---|---|---|
| 2017 | Honda | Civic | Si |
| 2017 | Honda | Civic | Sport |
| 2018 | Honda | Civic | Si |
| 2018 | Honda | Civic | Sport |
| 2019 | Honda | Civic | Si |
| 2019 | Honda | Civic | Sport |
| 2020 | Honda | Civic | Si |
| 2020 | Honda | Civic | Sport |
| 2021 | Honda | Civic | Sport |
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