QA1 CR-S Tapered High Travel Coil Spring - 4.125" ID, 650 lbs/in Rate, 10" Length - 1977-1978 Buick Riviera Mercury The result: improved handling and

The result: improved handling and cornering grip in any performance-driving situation

1988 Volvo 740 RWD

2008 Dodge Challenger RWD

4 EDFC Compatible No Notes Not tested on 2017+ model years

HyperBlue Chassis Code ZN6 Bushing 1 Inner Diameter 14

QA1 CR-S Tapered High Travel Coil Spring - 4.125" ID, 650 lbs/in Rate, 10" Length - 1977-1978 Buick Riviera Mercury The result: improved handling andAvailable 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