Hyperco - Conventional Front Springs - 5" x 9.9

Conventional Springs are high-performance, aftermarket suspension springs primarily used in motorsports and motor racing. The OD (outer diameter) size and free length, along with Hyperco’s Dynamic Travel Response™ spring design, allow for optimization of the total vehicle performance on many Circle Track vehicles and applications.


• More usable deflection
• Less weight
• Increased weight linearity
• More resistant to bowing
• Fits all standard hardware
• One end open - One end closed and ground