Swift Bump Spring - Flat Wire - 400-800lb Progressive 1421 047 in Thick

047 in Thick

Mazda Miata 1990-2000

Consistent clutch engagement for smooth shiftsSteeda Firewall Cable Adjuster 79-04 Mustang 555-7021

Whether on the street or on a race track

Designed With Hidden Screws

Swift Bump Spring - Flat Wire - 400-800lb Progressive 1421 047 in ThickOur newly developed flat wire bump spring features zero side shearing upon full compression, and is optimized for an even greater amount of shock travel (compared to round wire springs). 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