Swift Bulletproof Coil-Over Spring - 3" ID x 16" - 100 lb. - Bullet Proof Brake Rotor Dust Cap 5/8 in 36 Spline Bore

5/8 in 36 Spline Bore to 3/4 in 20 Spline

CNC Machined from Billet 6061 Aluminum

1959-1977 Chevrolet El Camino

Butt Joint

Swift Bulletproof Coil-Over Spring - 3" ID x 16" - 100 lb. - Bullet Proof Brake Rotor Dust Cap 5/8 in 36 Spline BoreINCREASE 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