Swift Coil-Over Spring - Barrel Type - 2.5" ID x 10" Tall - 500 lb. 39000609 1969-1995 Pontiac Firebird

1969-1995 Pontiac Firebird

2007-2013 GMC Yukon XL 2500 2nd Row Bench Seats (including 60/40 Split Bench) 2nd Row Bucket Seats

GM A-Body 1964-72

depending on ECU

Universal Tool has adapters to fit most popular engines including Chevrolet

Swift Coil-Over Spring - Barrel Type - 2.5" ID x 10" Tall - 500 lb. 39000609 1969-1995 Pontiac FirebirdINCREASE TRACTION, LESS UN SPRUNG MASS, MORE STROKE, INCREASED HANDLING. THE ONLY THING YOU WILL BE LOSING IS TRACK TIME. As you might know, United States are the largest racer populated country in the world. Through our experiences from extensive testing in world class racing in Europe and Asia, we have great confidence that we can provide the same results in the US. Swift specifically designed a standard measurement race springs to accommodate