Swift Bump Spring - 1600 lb. BAND-OTH-LG Billet aluminum adapter replaces the

Billet aluminum adapter replaces the stock cast aluminum adapter and eliminates the bypass found in OE adapters

1 certification* and is approved with no external shields required

and are accurate to ANSI grade B40

43 in Bolt Pattern

Swift Bump Spring - 1600 lb. BAND-OTH-LG Billet aluminum adapter replaces theSwift 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