AST astAST-300-45-61

AST linear-rate coilover spring in a 300mm length with a 45 N/mm rate and 61mm inner diameter, sold singly for suspension tuning. The linear characteristic gives steady spring force through travel for reliable handling and easier corner balancing. Fit this single spring into compatible coilover setups requiring a 61mm ID and a 45 N/mm spring rate for proper tuning.

AST Linear Race Springs - 300mm Length x 45 N/mm Rate x 61mm ID - Single