The Eibach ERS coilover spring measures 8.00" in length with a 3.75" inside diameter and is part of Eibach’s Race Spring System. Produced with strict manufacturing controls for low tolerances, ERS springs offer a linear spring characteristic and consistent repeatability, aimed at drivers who need reliable, race‑grade spring behavior in coilover applications.
Eibach ERS 8.00 in. Length x 3.75 in. ID Coilover Spring