S&S Cycle SS320-0353 4-3/8" Stroke Flywheel Assembly w/Timken Bearing Upgrade for Twin Cam Dyna 07-17/Touring 07-16

* Without Sprocket Shaft Race for use with the Timken Bearing Upgrade.

* Replaces the Stock Crankshaft in 96ci,103ci & 110ci Engines.

* OEM style Tapered Wristpin Ends allow use of OEM Pistons.

* 7.659in. length Connecting Rods.

* Heat-treated 4140 material is harder & stronger than stock.

* Harder material eliminates the need for Thrust Washers.

* Larger diameter Crankpin provides increased Crank-Pin clamping force.

* Integr al Mainshafts, Eliminates two potential weak points.

* Consistent balance & precision machining.

* Truer Flywheels & Less Vibration.

* Reduced Mainshaft deflection at high rpm means Less Vibration, reduced piston & rod side thrusting &events oil pump damage.

* Fully compatible with Gear Drive Cams.

* Capable of higher rpm giving More available power.

* Trued to within .0005in. Run-Out.

* Rod Bearings have 20 Rollers vs 18 Stock.

Proudly Made in the USA by S&S Cycle !

Product Specs for S&S Cycle Flywheel Assembly

(SS320-0353)

Fitment Notes & Exceptions

• Fits 2007-2017 Twin Cam "A" and 2006 Dyna
• Strokes longer than stock will require S&S Cycle piston oiler set. 2007-up stock rod length is 7.659". Stock pistons in 2007 and later engines require rods with tapered wristpin ends.
• Flywheel assemblies supplied with sprocket shaft bearing race installed are compatible with stock roller style sprocket shaft bearings. Assemblies with no race require a Timken sprocket shaft bearing.

**Please Note: The fitment information below has been generated as a guide and may not be 100% accurate. Please contact us if you require further assistance.

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• Harley Davidson Dyna Fat Bob FXDF: 2008-2017
• Harley Davidson Dyna Low Rider FXDL/I: 2006-2017
• Harley Davidson Dyna Low Rider S FXDLS: 2016,2017
• Harley Davidson Dyna Street Bob FXDB/I: 2006-2017
• Harley Davidson Dyna Super Glide Custom FXDC/I: 2006-2014
• Harley Davidson Dyna Super Glide CVO/SE FXDSE: 2007
• Harley Davidson Dyna Super Glide CVO/SE FXDSE2: 2008
• Harley Davidson Dyna Super Glide FXD/I: 2006,2007,2008,2009,2010
• Harley Davidson Dyna Switchback FLD: 2012,2013,2014,2015,2016
• Harley Davidson Dyna Wide Glide FXDWG/I: 2006-2017
• Harley Davidson Electra Glide Classic FLHTC/I: 2007-2013
• Harley Davidson Electra Glide Standard FLHT/I: 2007,2008,2009
• Harley Davidson Electra Glide Ultra Classic FLHTCU/I: 2007-2016
• Harley Davidson Electra Glide Ultra Classic Low FLHTCUL: 2015,2016
• Harley Davidson Electra Glide Ultra Limited CVO/SE FLHTKSE: 2014,2015,2016
• Harley Davidson Electra Glide Ultra Limited FLHTK: 2010-2016
• Harley Davidson Electra Glide Ultra Limited Low FLHTKL: 2015,2016
• Harley Davidson Freewheeler FLRT: 2015,2016
• Harley Davidson Road Glide Custom FLTRX: 2010,2011,2012,2013
• Harley Davidson Road Glide CVO/SE FLTRSE3: 2009
• Harley Davidson Road Glide CVO/SE FLTRSEI: 2009
• Harley Davidson Road Glide CVO/SE FLTRXSE: 2012,2013
• Harley Davidson Road Glide FLTR/I: 2007,2008,2009
• Harley Davidson Road Glide FLTRX: 2015,2016
• Harley Davidson Road Glide Special FLTRXS: 2015,2016
• Harley Davidson Road Glide Ultra CVO/SE FLTRUSE: 2011,2015,2016
• Harley Davidson Road Glide Ultra FLTRU: 2011,2012,2013,2016
• Harley Davidson Road King Classic FLHRC/I: 2007-2013
• Harley Davidson Road King Custom FLHRS/I: 2007
• Harley Davidson Road King CVO/SE FLHRSE3: 2007
• Harley Davidson Road King CVO/SE FLHRSE4: 2008
• Harley Davidson Road King CVO/SE FLHRSE5: 2013
• Harley Davidson Road King CVO/SE FLHRSE6: 2014
• Harley Davidson Road King FLHR/I: 2007-2016
• Harley Davidson Street Glide CVO/SE FLHXSE: 2010,2015,2016
• Harley Davidson Street Glide CVO/SE FLHXSE2: 2011
• Harley Davidson Street Glide CVO/SE FLHXSE3: 2012
• Harley Davidson Street Glide FLHX/I: 2007-2016
• Harley Davidson Street Glide Special FLHXS: 2014,2015,2016
• Harley Davidson Street Glide Trike FLHXXX: 2010,2011
• Harley Davidson Tri Glide Ultra Classic FLHTCUTG: 2009-2016
• Harley Davidson Ultra Classic Electra Glide CVO/SE FLHTCUSE2: 2007
• Harley Davidson Ultra Classic Electra Glide CVO/SE FLHTCUSE3: 2008
• Harley Davidson Ultra Classic Electra Glide CVO/SE FLHTCUSE4: 2009
• Harley Davidson Ultra Classic Electra Glide CVO/SE FLHTCUSE5: 2010
• Harley Davidson Ultra Classic Electra Glide CVO/SE FLHTCUSE6: 2011
• Harley Davidson Ultra Classic Electra Glide CVO/SE FLHTCUSE7: 2012
• Harley Davidson Ultra Classic Electra Glide CVO/SE FLHTCUSE8: 2013