The AST linear race spring is a single coil spring for coilover assemblies, specified at 250mm length with an 80 N/mm linear rate and 61mm inner diameter. It delivers consistent linear springing for precise ride-height and stiffness tuning in adjustable suspension systems. Sold individually; pair spring rates across corners for predictable handling balance.
AST Linear Race Springs - 250mm Length x 80 N/mm Rate x 61mm ID - Single