AST linear-rate coilover spring in a 250mm length with a 100 N/mm rate and 61mm inner diameter, sold singly for suspension tuning. As a linear spring it provides steady compression through travel for predictable handling and easier ride-height tuning. Use this single spring when your coilover setup accepts a 61mm ID and requires a 100 N/mm spring rate.
AST Linear Race Springs - 250mm Length x 100 N/mm Rate x 61mm ID - Single