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The AST linear race spring is a single coil spring for coilover assemblies, specified at 250mm length with a 90 N/mm linear rate and 61mm inner diameter. It provides a high-rate linear response for stiffer suspension setups and precise ride-height control with adjustable dampers. Sold individually; match rates across wheels to maintain stable handling and predictable chassis response.
AST Linear Race Springs - 250mm Length x 90 N/mm Rate x 61mm ID - Single
