The AST Linear Race Spring is a single linear race spring with a 120 mm active length, a 300 N/mm rate and a 61 mm inside diameter, supplied individually. It delivers a very stiff linear characteristic for dedicated racing and high-load handling situations. Offered as a single unit, this spring is intended for assemblies that require a 61 mm ID and a 300 N/mm rate; check compatibility with your damper and spring seat prior to installation.
AST Linear Race Springs - 120mm Length x 300 N/mm Rate x 61mm ID - Single