QA1 CR-S Tapered High Travel Coil Spring - 4.125" ID, 550 lbs/in Rate, 10" Length - 1971-1975 Pontiac Grandville 640i xDrive 2L Supercharged V8 Drivetrain RWD

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QA1 CR-S Tapered High Travel Coil Spring - 4.125" ID, 550 lbs/in Rate, 10" Length - 1971-1975 Pontiac Grandville 640i xDrive 2L Supercharged V8 Drivetrain RWDAvailable in 7", 9", 10", 12", 14" and 16" lengths, QA1 offers an assortment of High Travel Springs for the 1971 1975 Pontiac Grandville with a silver powder coated finish. Made in the USA, these 2" I. D. High Travel Springs are manufactured from specially designed high tensile, chrome silicon alloy spring wire, which allows them to have fewer coils and a smaller wire diameter. As a result, these springs are lighter and have increased travel due to