Progressive Suspension, fork spring kit standard duty, 35mm

- 35-50 lbs/inch spring rate. Progressive rate fork springs of superior quality. Precision wound and made of high quality chrome silicon wire. Provides a smooth ride but the progressive rate helps prevent bottoming out when taking big bumps. Each kit comes with progressive fork springs and necessary spacers.

Fits: > 75-87 XL, FX, FXR with 35mm tubes (NU)