H&R 2.50" I.D. Race Springs Lightweight 54SiCr6 Steel High Travel

H&R 2.50" I.D. Race Springs — Lightweight 54SiCr6 Steel, High Travel Engineered in Germany for racing and high-performance street use, the H&R 2.50" I.D. Race Springs combine advanced materials and precision manufacturing to deliver superior strength, reduced weight, and increased travel. Material: Special lightweight (hf) 54SiCr6 spring steel for exceptional tensile strength. Weight Savings: Approximately 15% lighter than comparable springs for improved unsprung mass and handling response. Increased Travel: Around 10% more travel versus competitors at equivalent spring rates — ideal for demanding track conditions. Range & Options: Main spring lengths typically 6"–18" with a wide selection of spring rates to suit tuning needs. Tender Springs: Trapezoidal (flat) wire design with low block height for maximum travel; pre-blocked at the factory to prevent setting or sagging. 60mm I.D. Program: Extensive line for Euro-spec and race cars (including Porsche GT3), main springs from 80mm–300mm and rates from 25 N to 700 N. Whether you are dialing in corner balance, chasing consistent lap times, or building a high-travel race suspension, H&R 2.50" I.D. Race Springs provide a lightweight, durable foundation for precise tuning and reliable performance.