GREAT APPEARANCEQA1’s chrome coil springs offer a clean, polished look for your suspension setup. These springs are available in a variety of lengths and rates to suit your build and are designed for use with coil-over shocks. Perfect for hot rods, street rods, and classic builds where style matters as much as performance.DESIGNED FOR QA1 COIL-OVER SHOCKSWith a 2.5" inside diameter, these chrome coil springs are built to fit QA1 coil-over shocks and other coil-over systems that use standard 2.5" ID springs.LIFETIME GUARANTEEAll QA1 springs are lifetime guaranteed to remain within 2% of the original free height and rate under normal operating conditions, giving you long-term confidence in your suspension performance.