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The Eibach ERS 3.50 in. length x 1.63 in. ID coilover spring is a race‑series spring offering compact length and a 1.63‑inch inner diameter. Backed by Eibach’s ERS production approach, it aims to provide linear rate behavior and tight tolerances for predictable suspension performance, making it suitable for coilover setups that require precise, repeatable spring characteristics.
Eibach ERS 3.50 in. Length x 1.63 in. ID Coil-Over Spring
