Swift Round Wire Linear Rate Bump Springs 1800 lbs/in Berk Technology 380 x 30mm “Endurance” Alcon

380 x 30mm “Endurance” Alcon Motorsport disc rings and hardware

Spec-r springs

maintaining optimum suspension geometry and reducing wheel hop

The Berk Technology exhaust system is perfect for those wanting to release the performance and sound from their high performance machine

200/500 lbs/in Progressive

Swift Round Wire Linear Rate Bump Springs 1800 lbs/in Berk Technology 380 x 30mm “Endurance” AlconRound Wire Linear Rate Bump Springs 1800 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.