QA1 CR-S Tapered High Travel Coil Spring - 4.125" ID, 300 lbs/in Rate, 11" Length - 1971-1981 Pontiac Catalina 350SL Bilstein B6 Performance (DampTronic) Dampers

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QA1 CR-S Tapered High Travel Coil Spring - 4.125" ID, 300 lbs/in Rate, 11" Length - 1971-1981 Pontiac Catalina 350SL Bilstein B6 Performance (DampTronic) DampersThese silver powder coated springs on your 1971 1981 Pontiac Catalina 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