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Bump Spring Retainers 5/8" Shaft
Spec-r springs
-Easily install for weekend use or for install at the track
-Handmade and TIG welded
Swift Sport Springs 05-09 SUBARU LEGACY GT WAGON BP6 4F007
Swift Round Wire Linear Rate Bump Springs 1200 lbs/in downpipe Bump Spring Retainers 5/8" ShaftRound Wire Linear Rate Bump Springs 1200 lbs in Swift Bump Springs are made from a proprietary material. The same springs are used in Super GT, Formula Nippon, F3, F3000, Super Taikyu, IMSA, Pirelli World Challenge, Rally America, VLN, Le Mans Series, Formula Drift, and many other professional racing avenues.
