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The AST 200mm linear race spring with a 100 N/mm rate and 61mm inner diameter is sold individually for heavy-duty coilover tuning. Its linear rate yields predictable compression across the stroke, supporting steadfast ride-height control and handling stability for drivers prioritizing a firm setup for track or high-performance street applications.
AST Linear Race Springs - 200mm Length x 100 N/mm Rate x 61mm ID - Single
