H&R Race Spring (Linear) - ID: 36mm / Length: 3.35" 458 Improve the performance to your

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H&R Race Spring (Linear) - ID: 36mm / Length: 3.35" 458 Improve the performance to yourH&R 36mm I. D. Race Springs are crafted from special lightweight (hf) 54SiCr6 spring steel with multiple lengths and rates for optimal tuning and setup. The H&R Motorsport line of 36mm main and tender springs includes main springs ranging from 2. 76 to 5. 12 in length, and 72 lbs inch to 686 lbs inch spring rates. Tender Springs are available for optimal fine tuning and performance. Standard Features Linear spring rate design for consistent,