H&R Race Springs
H&R Race Springs are the most aggressive lowering option in the H&R lineup, built from 54SiCr6 spring steel rated to 290,000 psi tensile strength and shot-peened for added durability. Covers M3 chassis from E30 through E92, plus non-M E36, E39, E46, E60, and E90/E92 fitments.