RACE TECH Rear Spring - Blue - Sport Series - Spring Rate 498.38 lbs/in SRSP 5818089

If you're serious about chassis dynamics and lap times, your suspension geometry is only as good as your springs. The RACE TECH Rear Spring delivers the consistent spring rate you need to dial in your setup without the weight penalty, giving you the responsiveness and predictability that separates competitive drivers from the rest. Built from premium chrome silicon wire and rigorously validated to within 0.05 kg/mm tolerance, this spring maintains its performance characteristics across hundreds of heat cycles—no degradation, no guessing.

Whether you're fine-tuning a road course setup or optimizing mid-corner body control, this 498.38 lbs/in spring rate gives you the stiffness needed for modern racing without sacrificing durability. The shot-peening and heat-treatment process eliminates residual stress, meaning you get a spring that's preset and ready to perform from day one.

• Spring Rate: 498.38 lbs/in
• Color: Blue
• Series: Sport
• Material: Chrome silicon wire
• Tolerance: ±0.05 kg/mm
• Process: Shot-peened, heat-treated
• Condition: Preset, no sacking
• Ratio: Outstanding stiffness-to-mass
• MPN: SRSP 5818089