
The Eibach ERS 2.50 in. ID linear tender spring is a coilover spring specified with a 2.50‑inch inner diameter and a linear rate characteristic. Designed for coilover applications that require consistent rate behavior, it fits struts or shock assemblies using a 2.50‑inch ID spring. Install it to adjust spring rate and ride height while preserving predictable spring response.
Eibach ERS 2.50 in. ID Linear Tender Spring