AST astAST-120-420-61

The AST Linear Race Spring is a single linear race spring with a 120 mm active length, a 420 N/mm rate and a 61 mm inside diameter, supplied individually. It produces an extremely stiff linear characteristic for competition and specialist track setups needing precise spring behavior. Available as a single unit, this spring fits applications requiring a 61 mm ID and a 420 N/mm rate; confirm compatibility with your damper and spring seat before fitting.

AST Linear Race Springs - 120mm Length x 420 N/mm Rate x 61mm ID - Single