Description
The QA1 9HT400 coil spring delivers the precision spring rate your high-performance suspension setup demands, whether you’re tuning a dedicated race car or engineering a street-performance build. With a 400 lb/in rate and 9-inch length, this spring integrates seamlessly into coil-over systems where consistent, predictable suspension geometry is non-negotiable. The silver powder coat protects against corrosion while maintaining the clean aesthetics of a purpose-built suspension.
- Spring Type: Coil-over
- Inner Diameter: 2.5 inches
- Length: 9.0 inches
- Spring Rate: 400 lb/in
- Travel Classification: High travel
- Finish: Silver powder coat
- Quantity: Single spring
- Manufacturer: QA1
- MPN: 9HT400









