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

H&R 2.50" I.D. Race Springs — Lightweight High‑Tensile 54SiCr6 Steel Brand: H&R — precision German engineering for motorsport and track use. The H&R 2.50" I.D. Race Springs are manufactured from special lightweight (hf) 54SiCr6 high‑tensile spring steel to deliver maximum performance with reduced mass. Key Features Lightweight design: Approximately 15% lighter than comparable springs for reduced unsprung and rotational mass. Enhanced travel: About 10% more travel vs. competitors for improved suspension compliance and adjustability. High tensile alloy: Allows use of thinner wire while maintaining strength and durability. Pre‑blocked: Factory pre‑blocked to prevent setting or sag — consistent ride height and repeatable performance. Tender spring options: Trapezoidal (flat) wire tender springs with low block height for maximum travel in demanding motorsport environments. Specifications & Availability Main springs are offered in a broad range of lengths (approximately 6"–18") and spring rates to support fine tuning of corner balance and ride characteristics. The 60mm I.D. race program expands options for Euro sports cars (including Porsche GT3), with main springs from 25 N to 700 N and lengths from 80mm to 300mm . Why Choose H&R Race Springs German manufacturing and precision tolerances for consistent track performance. Optimized strength‑to‑weight ratio for quicker response and better handling. Extensive catalog of main and tender springs for tailored suspension setups. Ideal for racers, track day enthusiasts, and tuners seeking a lightweight, durable spring solution for high‑performance suspension systems.