MCS-507348 - 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

Fitment:
06-10 FXD Dyna; 06-17 FXDB; FXDF; FXDL; 06-17 FXDWG; 06-14 FXDC; 08-11 FXCW/C; 13-17 FXSB; 02-06 VRSCA; 07-10 VRSCAW; 2005 VRSCB; 06-08 VRSCD Night Rod; 07-11 VRSCDX Night Rod Special; 2007 VRSCX (NU)