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Eibach ERS coilover main spring is specified at 14.00-inch length, 3.75-inch diameter and a 550 lb spring rate, intended for coilover suspension assemblies requiring those dimensions. The spring provides the specified static rate and sizing for use in adjustable coilover setups, offering a precise replacement or upgrade option where a 14-inch by 3.75-inch, 550 lb main spring is called for.
Eibach ERS 14.00in Length x 3.75 in Dia x 550 lbs Coilover Main Spring
