The AST Linear Race Spring is a single linear race spring with a 120 mm active length, a 400 N/mm rate and a 61 mm inside diameter, supplied individually. It provides an exceptionally firm linear response for dedicated race and high-performance handling applications. Sold individually, this spring is intended for setups calling for a 61 mm spring ID and a 400 N/mm rate; verify fitment with your damper and perch prior to installation.
AST Linear Race Springs - 120mm Length x 400 N/mm Rate x 61mm ID - Single