Swift Bump Spring - 7000 lb. 600010104 The bolt on A-Arm tube

The bolt on A-Arm tube section lets you carry additional lengths for use with just one shaft

See 5623 for single-bolt VVT applications

Please refer to product description for color

Our tunes include multiple street- and trail-proven performance levels developed on the streets of Florida all the way out to legendary trails of Moab

Swift Bump Spring - 7000 lb. 600010104 The bolt on A-Arm tubeSwift 2" O. D. bump springs offer the highest measurable shock stroke in the industry and, unlike inefficient rubber and foam bump stops, they are resistant to fatigue and heat. 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