
The Eibach ERS coilover spring is a race‑grade replacement spring manufactured for repeatable, linear spring rates and tight tolerances. Specified here as a 7.00 inch length, 2.50 inch diameter spring with a 500 lb rate, the ERS line is produced in series for consistent quality and predictable behavior, making it suitable for serious track and race coilover applications where repeatable spring characteristics matter.
Eibach ERS 7.00 inch L x 2.50 inch dia x 500 lbs Coil Over Spring