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The AST helper spring measures 80mm in length with a spring rate of 2 N/mm and a 61mm inner diameter. Designed as a supplemental spring element, helper springs provide additional support to the primary coil under load to help maintain proper ride height and prevent coil separation in certain suspension setups. The overview sticks to dimensions and the helper spring’s functional role within a suspension system.
AST Helper Spring - 80mm Length x 2 N/mm x 61mm ID
