Swift Rear Coil Spring - 5.0" OD x 14" Tall - 300 lb. 31004 When Integra Shocks and Springs

When Integra Shocks and Springs discover a need or a shift in shock performance requirements

Extended Performance

Fits all RZR 570's

bus and truck manufacturers in addition to the aftermarket choice for tuners

Dodge Challenger / Charger 2011-19

Swift Rear Coil Spring - 5.0" OD x 14" Tall - 300 lb. 31004 When Integra Shocks and SpringsINCREASE 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