H&R 2.5in ID Race Springs Lightweight 54SiCr6 Steel High Travel

H&R 2.5" I.D. Race Springs — Lightweight 54SiCr6 Steel, High Travel Precision German engineering and advanced materials combine in the H&R 2.50" I.D. Race Springs. Crafted from special lightweight (hf) 54SiCr6 spring steel , these race springs deliver superior strength with reduced mass for motorsport and track-focused builds. Lightweight design: Approximately 15% lighter than comparable springs for reduced unsprung weight. Increased travel: About 10% more travel than competitors at equivalent spring rates for improved suspension performance. High tensile alloy: Thinner wire construction without sacrificing durability or fatigue resistance. Tender springs available: Trapezoidal (flat) wire tenders with low block height maximize travel and response in demanding race environments. Pre-blocked: Factory pre-blocked to prevent setting or sag over time. Extensive range: Main springs from 6" to 18" and a wide selection of rates; also available in 60mm I.D. program for Euro-spec cars, including Porsche GT3 setups. Whether dialing in corner balance, lowering lap times, or building a dedicated track car, H&R 2.5" I.D. Race Springs provide repeatable performance, precise tuning options, and race-ready durability.