Home - Return to Previous Page
S&S Cycle
Click on image to zoom

S&S Cycle 3-Piece Flywheel - 4 1/2in. Stroke - 320-0449

320-0449

Description

Vast improvement over stock flywheels which shift out of true under heavy load
Heat treated 4140 material is 114% stronger than stock, eliminates thrust washer
Larger 1.671in. crankpin, increased cross-sectional area for increased crank-pin clamping force.
No welding required
Integral mainshafts, truer flywheels and less vibration
Notes: Strokes longer than stock will require S&S piston oiler set #31-2026. 07-up stock rod length is 7.659in..
Stock pistons in 2007 and later engines require rods with tapered wristpin ends.

Product Series

Application List

YearsMakeModelApplicationNotes
2012 - 2015Harley DavidsonFLD SwitchbackFor S&S 106 Stroker
2007 - 2017Harley DavidsonFLHR Road KingFor S&S 106 Stroker
2007 - 2013Harley DavidsonFLHRC Road King ClassicFor S&S 106 Stroker
2007 - 2007Harley DavidsonFLHRS Road King CustomFor S&S 106 Stroker
2017 - 2017Harley DavidsonFLHRXS Road King SpecialFor S&S 106 Stroker
2007 - 2009Harley DavidsonFLHT Electra Glide StandardFor S&S 106 Stroker
2007 - 2013Harley DavidsonFLHTC Electra Glide ClassicFor S&S 106 Stroker
2007 - 2017Harley DavidsonFLHTCU Electra Glide Ultra ClassicFor S&S 106 Stroker
2015 - 2015Harley DavidsonFLHTCUL Electra Glide Ultra Classic LowFor S&S 106 Stroker
2014 - 2017Harley DavidsonFLHTCUTG Tri Glide UltraFor S&S 106 Stroker
2009 - 2013Harley DavidsonFLHTCUTG Tri Glide Ultra ClassicFor S&S 106 Stroker
2010 - 2014Harley DavidsonFLHTK Electra Glide Ultra LimitedFor S&S 106 Stroker
2015 - 2017Harley DavidsonFLHTK Ultra LimitedFor S&S 106 Stroker
2015 - 2017Harley DavidsonFLHTKL Ultra Limited LowFor S&S 106 Stroker
2017 - 2017Harley DavidsonFLHTKSE CVO LimitedFor S&S 106 Stroker
2007 - 2017Harley DavidsonFLHX Street GlideFor S&S 106 Stroker
2014 - 2017Harley DavidsonFLHXS Street Glide SpecialFor S&S 106 Stroker
2017 - 2017Harley DavidsonFLHXSE CVO Street GlideFor S&S 106 Stroker
2010 - 2011Harley DavidsonFLHXXX Street Glide TrikeFor S&S 106 Stroker
2015 - 2017Harley DavidsonFLRT FreewheelerFor S&S 106 Stroker
2017 - 2017Harley DavidsonFLS Softail SlimFor S&S 106 Stroker
2017 - 2017Harley DavidsonFLSS Softail Slim SFor S&S 106 Stroker
2017 - 2017Harley DavidsonFLSTC Heritage Softail ClassicFor S&S 106 Stroker
2017 - 2017Harley DavidsonFLSTF Fat BoyFor S&S 106 Stroker
2017 - 2017Harley DavidsonFLSTFBS Fat Boy SFor S&S 106 Stroker
2017 - 2017Harley DavidsonFLSTN Softail DeluxeFor S&S 106 Stroker
2007 - 2009Harley DavidsonFLTR Road GlideFor S&S 106 Stroker
2011 - 2017Harley DavidsonFLTRU Road Glide UltraFor S&S 106 Stroker
2015 - 2017Harley DavidsonFLTRX Road GlideFor S&S 106 Stroker
2010 - 2013Harley DavidsonFLTRX Road Glide CustomFor S&S 106 Stroker
2015 - 2017Harley DavidsonFLTRXS Road Glide SpecialFor S&S 106 Stroker
2007 - 2010Harley DavidsonFXD Dyna Super GlideFor S&S 106 Stroker
2007 - 2017Harley DavidsonFXDB Street BobFor S&S 106 Stroker
2006 - 2006Harley DavidsonFXDBI Street BobFor S&S 106 Stroker
2007 - 2014Harley DavidsonFXDC Super Glide CustomFor S&S 106 Stroker
2006 - 2006Harley DavidsonFXDCI Super Glide CustomFor S&S 106 Stroker
2008 - 2017Harley DavidsonFXDF Fat BobFor S&S 106 Stroker
2006 - 2006Harley DavidsonFXDI Dyna Super GlideFor S&S 106 Stroker
2006 - 2006Harley DavidsonFXDI35 Dyna 35th Anniversary Super GlideFor S&S 106 Stroker
2007 - 2009Harley DavidsonFXDL Dyna Low RiderFor S&S 106 Stroker
2014 - 2017Harley DavidsonFXDL Low RiderFor S&S 106 Stroker
2006 - 2006Harley DavidsonFXDLI Dyna Low RiderFor S&S 106 Stroker
2017 - 2017Harley DavidsonFXDLS Low Rider SFor S&S 106 Stroker
2007 - 2017Harley DavidsonFXDWG Dyna Wide GlideFor S&S 106 Stroker
2006 - 2006Harley DavidsonFXDWGI Dyna Wide GlideFor S&S 106 Stroker
2017 - 2017Harley DavidsonFXSB BreakoutFor S&S 106 Stroker
2017 - 2017Harley DavidsonFXSE CVO Pro Street BreakoutFor S&S 106 Stroker

Shipping Information

  • Item Requires Shipping
  • 5.0 lbs.
  • W6.0000” x H10.0000” x L4.0000”
  • Free Ground Shipping (1 - 5 Days)