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Eibach ERS coil-over spring, 3.75 in ID, is part of the Race Spring System engineered for repeatable linear spring characteristics and tight manufacturing tolerances. Built for race and track applications, the ERS line emphasizes consistent rates and quality control to deliver predictable handling. Choose the correct spring rate and verify coil-over compatibility for intended motorsport or high-performance use.
Eibach ERS 3.75 in. ID Coil-Over Spring
