Eibach ERS Coil-Over Spring (1400.250.0450S) is a 14-inch long spring with a 2.5-inch inner diameter and a 450 lb/in spring rate, built for consistent suspension performance in both street and motorsport settings. Made from high-tensile steel with tight manufacturing tolerances, it delivers predictable, linear response under load. This design ensures stable handling, improved vehicle control, and long-term reliability in high-stress environments. Each spring is produced to precise specifications and tested for accuracy, maintaining Eibach's standards for quality and performance across their ERS Race Spring System.
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