
The H&R 2.50" I.D. race spring is a single 12-inch coil rated at 325 lbs/in, aimed at precise suspension setup and competitive use. Manufactured in Germany from (hf) 54SiCr6 spring steel, the high-tensile alloy permits thinner wire for lower weight and increased travel. H&R notes an average 15% weight reduction and about 10% more travel versus many competitors; the range includes numerous main and tender spring lengths and rates, all supplied pre-blocked.
H&R 2.5 inch ID Single Race Spring Length 12 inch Rate 325 lbs/inch