QA1 CR-S Tapered High Travel Coil Spring - 4.125" ID, 300 lbs/in Rate, 11" Length - 1971-1973 Buick Centurion 2 The H&R Sport Cup Kit

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QA1 CR-S Tapered High Travel Coil Spring - 4.125" ID, 300 lbs/in Rate, 11" Length - 1971-1973 Buick Centurion 2 The H&R Sport Cup KitThese silver powder coated springs on your 1971 1973 Buick Centurion fit perfectly with QA1's Pro Coil Shock Systems. These springs are available with flat and pigtail ends and in 10" and 11" free lengths. Made with the highest quality materials, QA1'springs are strong, consistent and have a long life. All QA1'springs are manufactured using the highest quality materials for high strength, consistency and long life. They are cold wound, heat treated