QA1 CR-S Tapered High Travel Coil Spring - 4.125" ID, 400 lbs/in Rate, 10" Length - 1977-1978 Buick Riviera 640i xDrive Gran Coupe 1973 Mercedes-Benz 280C (W114)

1973 Mercedes-Benz 280C (W114)

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Every kit is extensively tested on the F25 chassis and refined until it balances ride quality with performance — the reason X3 coilovers from BC Racing are the best-selling adjustable kits in their segment worldwide

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QA1 CR-S Tapered High Travel Coil Spring - 4.125" ID, 400 lbs/in Rate, 10" Length - 1977-1978 Buick Riviera 640i xDrive Gran Coupe 1973 Mercedes-Benz 280C (W114)Available in 7", 9", 10", 12", 14" and 16" lengths, QA1 offers an assortment of High Travel Springs for the 1977 1978 Buick Riviera 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 the