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The AST linear race spring is a single coil spring for coilover assemblies, specified at 250mm length with a 40 N/mm linear rate and 61mm inner diameter. It delivers consistent linear support for adjusting ride height and spring rate in adjustable-damper setups. Supplied individually; pair springs across corners for uniform handling response and predictable chassis balance.
AST Linear Race Springs - 250mm Length x 40 N/mm Rate x 61mm ID - Single
