The AST 200mm linear race spring with a 70 N/mm rate and 61mm inner diameter is supplied as a single coilover spring for higher-rate suspension tuning. Its linear rate provides even compression response and stable ride-height control, making it suitable for drivers seeking sharper handling and less body movement under hard cornering or track conditions.
AST Linear Race Springs - 200mm Length x 70 N/mm Rate x 61mm ID - Single