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The Eibach ERS 2.25 in. ID linear tender spring is a coilover spring specified for 2.25‑inch inner diameter applications and a linear rate profile. It’s intended for coilovers where consistent, predictable spring behavior is required, letting builders tune ride height and spring stiffness while maintaining steady responsiveness across the operating range.
Eibach ERS 2.25 in. ID Linear Tender Spring
