Swift Coil-Over Spring - Barrel Type - 2.5" ID x 12" - 200 lb. SRB23C 083" thick

083" thick

Compatible with all GM automatic and Tremec T56/T56 Magnum transmissions

Up to 50% lighter than steel retainers

high gas pressure design for the utmost in consistent fade-free performance and long life

2010-2016 Chevrolet Express 4500

Swift Coil-Over Spring - Barrel Type - 2.5" ID x 12" - 200 lb. SRB23C 083" thickINCREASE TRACTION, LESS UN SPRUNG MASS, MORE STROKE, INCREASED HANDLING. THE ONLY THING YOU WILL BE LOSING IS TRACK TIME. Swift Springs manufactures springs with differing rates for a variety of circle track racing applications. With options for both dirt and asphalt tracks, Swift has a wide range of coil spring formats, including coil over, dual rate, bump springs, and more. Swift Springs superior engineering has provided the next generation of