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S&S CYCLE

Flywheel Assembly

Manufacturer Code320-0604
Product CodeCHM-SSCYCLE-320-0604
  • Perfect for gear drive camshafts
  • Consistent balance and precision machining
  • Balance gear is installed for easy installation
  • Strong assembly eliminates need to weld crankpin
  • Heat treated 4140 material is harder and twice as stong as stock
  • Connecting rods are designed with Finite Element Analysis (FEA) to eliminate weak spots
  • Includes flywheel, crankpin and connecting rods
  • Made in the USA
  • Not recommended for compression ratios higher that 10.0:1 for Tri Glide or other three wheel models (including conversion).
  • Displacement is with S&S cylinders and pistons.


  • Will not work with stock HD® Pistons.

    Vehicle fitment

    Select your vehicle in the bar above to check if this part fits.

    This part is compatible with 64 motorcycle models.
    • HARLEY DAVIDSON FLDE 1750 ABS2018–2020
    • HARLEY DAVIDSON FLFB 1750 ABS2018–2020
    • HARLEY DAVIDSON FLFBS 1868 ABS2018–2023
    • HARLEY DAVIDSON FLHC 1750 ABS2018–2022
    • HARLEY DAVIDSON FLHCS 1868 ABS2018–2023
    • HARLEY DAVIDSON FLHR 17502017–2019
    • HARLEY DAVIDSON FLHR 1750 ABS2017–2022
    • HARLEY DAVIDSON FLHRC 1750 ABS2017–2019
    • HARLEY DAVIDSON FLHRXS 1750 ABS2017–2018
    • HARLEY DAVIDSON FLHRXS 1868 ABS2019–2023
    • HARLEY DAVIDSON FLHT 1750 ABS2019–2022
    • HARLEY DAVIDSON FLHTCU 1750 ABS2017–2019
    • HARLEY DAVIDSON FLHTCUTG 17502017–2018
    • HARLEY DAVIDSON FLHTCUTG 1750 ABS2019
    • HARLEY DAVIDSON FLHTCUTG 1868 ABS2020–2023
    • HARLEY DAVIDSON FLHTCUTGSE 1923 ABS2020–2022
    • HARLEY DAVIDSON FLHTK 1750 ABS2017–2018
    • HARLEY DAVIDSON FLHTK 1868 ABS2019–2023
    • HARLEY DAVIDSON FLHTKL 1750 ABS2017–2018
    • HARLEY DAVIDSON FLHTKL 1868 ABS2019
    • HARLEY DAVIDSON FLHTKSE 1868 ABS2017
    • HARLEY DAVIDSON FLHTKSE 1923 ABS2018–2021
    • HARLEY DAVIDSON FLHX 17502017–2019
    • HARLEY DAVIDSON FLHX 1750 ABS2017–2023
    • HARLEY DAVIDSON FLHXS 1750 ABS2017–2018
    • HARLEY DAVIDSON FLHXS 1868 ABS2019–2023
    • HARLEY DAVIDSON FLHXSE 1868 ABS2017
    • HARLEY DAVIDSON FLHXSE 1923 ABS2018–2022
    • HARLEY DAVIDSON FLHXSE 1977 ABS2023
    • HARLEY DAVIDSON FLHXST 1923 ABS2022–2023
    • HARLEY DAVIDSON FLRT 17502017–2018
    • HARLEY DAVIDSON FLRT 1750 ABS2019
    • HARLEY DAVIDSON FLRT 1868 ABS2020–2023
    • HARLEY DAVIDSON FLSB 1750 ABS2018–2023
    • HARLEY DAVIDSON FLSL 1750 ABS2018–2021
    • HARLEY DAVIDSON FLTRK 1868 ABS2020–2023
    • HARLEY DAVIDSON FLTRKSE 1923 ABS2022–2023
    • HARLEY DAVIDSON FLTRT 1868 ABS2023
    • HARLEY DAVIDSON FLTRU 1750 ABS2017–2018
    • HARLEY DAVIDSON FLTRU 1868 ABS2019
    • HARLEY DAVIDSON FLTRX 17502017–2019
    • HARLEY DAVIDSON FLTRX 1750 ABS2017–2023
    • HARLEY DAVIDSON FLTRXS 1750 ABS2017–2018
    • HARLEY DAVIDSON FLTRXS 1868 ABS2019–2023
    • HARLEY DAVIDSON FLTRXSE 1923 ABS2018–2022
    • HARLEY DAVIDSON FLTRXSE 1977 ABS2023
    • HARLEY DAVIDSON FLTRXST 1923 ABS2022–2023
    • HARLEY DAVIDSON FXBB 1750 ABS2018–2020
    • HARLEY DAVIDSON FXBBS 18682021
    • HARLEY DAVIDSON FXBBS 1868 ABS2021–2023
    • HARLEY DAVIDSON FXBR 1750 ABS2018–2020
    • HARLEY DAVIDSON FXBR 1923 ABS2023
    • HARLEY DAVIDSON FXBRS 1868 ABS2018–2022
    • HARLEY DAVIDSON FXDR 1868 ABS2019
    • HARLEY DAVIDSON FXDRS 1868 ABS2020
    • HARLEY DAVIDSON FXFB 1750 ABS2018–2019, 2021
    • HARLEY DAVIDSON FXFBS 1868 ABS2018–2023
    • HARLEY DAVIDSON FXLR 1750 ABS2018–2020
    • HARLEY DAVIDSON FXLRS 1868 ABS2020–2021
    • HARLEY DAVIDSON FXLRS 1923 ABS2022–2023
    • HARLEY DAVIDSON FXLRST 1923 ABS2022–2023
    • HARLEY DAVIDSON FXRST 1923 ABS2022
    • HARLEY DAVIDSON FXST 17502021
    • HARLEY DAVIDSON FXST 1750 ABS2021–2023
    On demand
    Delivery time determined after consultation
    RON 15,310.21
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    Specificații

    Specificații

    UnitsEach
    FeaturesFull wrist pin
    Material4140 Steel
    Displacement107"
    Product NameFlywheel Assembly
    Riding StyleStreet
    Stroke Length4-3/8"
    Research ValueFinalized
    Stroke Length Imperial4-3/8"