The Eibach silver coilover spring with a 3.75 inch inner diameter is presented for coilover systems needing that specific I.D. It belongs to Eibach’s ERS line, which emphasizes series production, low tolerances, and a linear spring characteristic. The overview highlights consistent manufacturing and quality control as core benefits for builders seeking repeatable spring behavior in coilover assemblies.
Eibach Silver Coilover Spring - 3.75in I.D.