FOX IFP-QSR 13.5" shock for M8 softail


  • Model-specific optimized ride tune
  • Gas-charged mono-tube, with internal floating piston
  • 1.5” 6061-T6 Aluminum type III hard anodized body
  • Fully serviceable and rebuildable
  • Advanced high-flow, deflective disk, velocity-sensitive damping
  • Hand-adjustable spring preload
  • IFP-QSR version features a 3 position adjustable rebound
  • 1/2" low friction, super-finished hard Chrome shaft
  • Carbon Black spring, available with standard or heavy duty spring rates
  • Available in standard 13” or low 12” lengths
  • Standard spring rate for riders up to 240lbs, heavy duty for over 240lbs, super heavy duty for up to 370lbs and Tri-Glide models