Swift Coil-Over Spring - Barrel Type - 2.5" ID x 10" Tall - 350 lb. 915024 Force II systems delivers a

Force II systems delivers a moderate exterior tone and moderate to mild interior tone

A large digital LED display makes it easier than ever to see the rev limiter setting when dialing it in using the laser etched rotary dials on the face of the unit

(If the engine rpm drops below 500 rpm it will activate again

2017-2019 Ford F-350 Super Duty Platinum Crew Cab Pickup

This high-grade material

Swift Coil-Over Spring - Barrel Type - 2.5" ID x 10" Tall - 350 lb. 915024 Force II systems delivers aINCREASE 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