Swift Bump Spring - 5000 lb. 2010203 1999-1999 Workhorse P42

1999-1999 Workhorse P42

A4 Carbureted

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Designed for our Rear Axle Housings (above)

The pursuit of perfection has always been our primary goal

Swift Bump Spring - 5000 lb. 2010203 1999-1999 Workhorse P42Swift 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