HS5.TW Coil Spring

These springs are manufactured using Swift's proprietary HS5.TW material, a high-strength steel alloy that offers significant advantages over conventional silicone chrome steel. This advanced material allows for a more refined spring design, contributing to noticeable improvements in vehicle dynamics. Drivers can expect a day-and-night difference in performance after installation. Benefits include increased traction, seamless weight transfer, improved ride quality, and more predictable handling. The springs are available in various rates to suit individual preferences and driving styles, allowing enthusiasts to fine-tune their suspension setup for optimal results. Swift's innovative approach has made them a staple in the performance tuning world. Specifications for this particular spring (Part Number: Z65-102-320) include a 4-inch length, a 65mm inner diameter, and a spring rate of 32.0 kgf/mm (1,792 lbs/inch). It also features a usable stroke of 44mm and a maximum stroke of 50mm. These springs are sold exclusively in pairs.