
The Eibach ERS coilover spring is a race-oriented spring specified at 18.00 in length with a 3.00 in inside diameter. Built as part of Eibach’s ERS Race Spring System, it’s manufactured in series to maintain a linear spring rate, tight tolerances, and consistent quality through experienced, repeated production. That reliability makes it suitable for coilover assemblies and track-focused suspension requiring repeatable handling.
Eibach ERS 18.00 in. Length x 3.00 in. ID Coil-Over Spring