BRAND NEW PART # 1310-1192 FITS: 2004-2017 Sportster Models (All)Nitrogen-charged steel monotube damper bodies with hard chrome-plated shaftsDual-rate progressive wound springs for a smooth, comfortable rideAdjustable spring preloadRide-height adjustable, +/- 1/2″ from size listedChrome shocks feature chrome springs and damper bodies with clear anodized end caps/eyeletsBlack shocks feature black springs and damper bodies with black end caps/eyeletsMount with existing hardware Specs:COLOR: BlackCONFIGURATION: Threaded Preload AdjustableDAMPENING: Gas ChargedLENGTH: 11″MATERIAL: Aluminum / SteelPACKAGING: PairPOSITION: RearRESERVOIR: InternalSPRING RATE: Progressive ,Nitrogen-charged steel monotube damper bodies with hard chrome-plated shaftsDual-rate progressive wound springs for a smooth, comfortable rideAdjustable spring preloadRide-height adjustable, +/- 1/2″ from size listedChrome shocks feature chrome springs and damper bodies with clear anodized end caps/eyeletsBlack shocks feature black springs and damper bodies with black end caps/eyeletsMount with existing hardware