QA1 High Travel Coil-Over Spring - 2.500" ID - 12.000" Length - 170 lb/in Spring Rate - Black Powder Coat 1023-17 Allows installation of a GM

Allows installation of a GM TH350

meter the amount of fluid and pressure delivered to each brake and provide an option to connect a warning light to alert in case of brake failure

If you're looking for the most powerful standard type small block Ford street/strip head

1979-1983 GMC K2500 Suburban

QA1 High Travel Coil-Over Spring - 2.500" ID - 12.000" Length - 170 lb/in Spring Rate - Black Powder Coat 1023-17 Allows installation of a GMQA1 offers an assortment of high travel springs with a black 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 larger distance between the coils. These lighter springs reduce unsprung weight and