Progress Springs have been developed for enthusiasts who seek maximum suspension performance for street and autocross use. The progressive rate springs are aggressively lowered so that they will significantly improve appearance and handling. The increased spring rates are specifically tuned to minimized body roll and provide superior ride quality. The Progress Lifetime Warranty assures enthusiasts of their exceptional quality products.
2.1 Inch Drop (FR) & 2.1 Inch Drop (RR)