Description
A properly matched coil-over spring is critical to suspension geometry and handling dynamics. The QA1 Chrome Coil-Over Spring delivers a predictable 175 lb/in rate with QA1’s proven reliability, ensuring consistent performance across multiple heat cycles and track sessions. Chrome plating protects against corrosion while delivering the show-car finish expected in premium builds.
This 12-inch spring fits all standard 2.5-inch ID coil-over shock systems, making it a direct bolt-in for most performance suspensions. QA1’s Lifetime Guarantee holds spring rate within 2% of original free height, so you can trust consistent handling characteristics season after season.
- Length: 12 inches
- Spring rate: 175 lb/in
- Inside diameter: 2.5 inches
- Finish: Chrome-plated
- Coil type: Straight
- Upper grind: Flat
- Installation: Bolt-on fit
- Fitment: Standard 2.5-inch ID coil-over shocks
- Warranty: Lifetime (±2% rate tolerance)
- Quantity: Sold individually






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