QA1 High Travel Coil-Over Spring - 2-1/2" I.D. x 10" Tall - 200 lb. 200410107 (for Cutters)The COMP Cams philosophy

(for Cutters)The COMP Cams philosophy has never changed: make the highest performing products possible and lead the industry in technological development

Mercedes-Benz GL 2013-19

New black 22 gauge steel full factory outer skin (IMCA-legal)

1977-1978 Buick LeSabre

QA1 High Travel Coil-Over Spring - 2-1/2" I.D. x 10" Tall - 200 lb. 200410107 (for Cutters)The COMP Cams philosophyPowder Coated, Chrome Appearing Silicon Manganese SteelAll QA1 springs are manufactured using the highest quality chrome silicone. This material offers high strength, consistency and longer life. Cold Wound Heat Treated Shot PeenedAll QA1 springs go through intensive manufacturing processes to ensure consistency, accuracy and durability. Squared EndsAll QA1 springs are ground at both ends to ensure straight, consistent and accurate operation.