
The Eibach ERS coilover spring is a race‑focused spring line produced for consistent, linear spring rates and tight manufacturing tolerances. This model is specified as 7.00 inches long, 2.50 inches diameter with a 650 lb rate, intended for coilover assemblies where predictable spring behavior and repeatability are essential. Eibach produces ERS springs in series to maintain uniform quality for racing applications.
Eibach ERS 7.00 inch L x 2.50 inch dia x 650 lbs Coil Over Spring