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The Eibach ERS 3.50 in. length x 1.63 in. ID coilover spring is a compact race‑series spring with a 1.63‑inch inner diameter and 3.50‑inch active length. Intended for coilover use, it follows Eibach’s focus on tight manufacturing tolerances and consistent spring rate delivery, providing a predictable spring characteristic for precise suspension tuning in demanding applications.
Eibach ERS 3.50 in. Length x 1.63 in. ID Coil-Over Spring
