Swift Springs Standard Conventional Front Spring - OD: 5" / Length: 9.5" Spring Rate (lbs/inch):400 AST Suspension designed the Competition

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Swift Springs Standard Conventional Front Spring - OD: 5" / Length: 9.5" Spring Rate (lbs/inch):400 AST Suspension designed the CompetitionSwift Springs Standard Conventional Front Springs in 5" OD and 9. 5" length are purpose built for competitive oval track, stock car, and circle track racing applications. These 5" OD Swift front race springs are manufactured in Japan from proprietary H5S. TW high tensile alloy steel, delivering measurably better traction, weight transfer, and tire temperature consistency compared to standard silicone chrome springs. With fewer coils and optimized