Discover our exclusive selection of Swift Springs tailored specifically for BC Racing Coilovers. If you know the size spring you need, browse our range of options below. Most BC Racing Coilovers utilize a 62mm inner diameter (ID) spring, and our Swift Springs are designed to optimize performance for this fitment. Please be aware that some BC Coilovers may not use a linear spring. Upgrade your ride with high-quality springs engineered for precision and durability.