The flywheels are the heart of any performance engine and S&S Cycle has been perfecting
the art for over six decades. Stronger, more durable, and trued to a spec others can only
dream of, the new cranks for the Milwaukee-Eight® platform are the best of the best to
build your high performance engine around.
FEATURES & BENEFITS4-1/2" Stroke (114 or 128ci)Balance Gear installedHeat Treated 4140 Material is harder & more than twice as strong as stockStronger assembly eliminates need to weld crankpinCapable of higher RPM - More available power!S&S High Strength Connecting Rods are designed with Finite Element Analysis to eliminate weak spots and handle more power!Tapered wristpin connecting rods compatible with stock pistonsBalanced for stock piston weight (1060g)Perfect for Gear Drive CamsConsistent balance & precision machiningCapable of higher RPM – More available power!
Fitment
| Year(s) | Make | Model Code | Model |
|---|---|---|---|
| 2017-2028 | Harley-Davidson | — | M8 Models |
| Year | Make | Model |
|---|---|---|
| 2017 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2017 | Harley-Davidson | FLHR Road King |
| 2017 | Harley-Davidson | FLHRXS Road King Special |
| 2017 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 2017 | Harley-Davidson | FLHTK Ultra Limited |
| 2017 | Harley-Davidson | FLHTKL Ultra Limited Low |
| 2017 | Harley-Davidson | FLHTKSE CVO Limited |
| 2017 | Harley-Davidson | FLHX Street Glide |
| 2017 | Harley-Davidson | FLHXS Street Glide Special |
| 2017 | Harley-Davidson | FLHXSE CVO Street Glide |
| 2017 | Harley-Davidson | FLTRU Road Glide Ultra |
| 2017 | Harley-Davidson | FLTRX Road Glide |
| 2017 | Harley-Davidson | FLTRXS Road Glide Special |
| 2017 | Harley-Davidson | Road King Police FLHP |
| 2018 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2018 | Harley-Davidson | FLFBS Fat Boy 114 |
| 2018 | Harley-Davidson | FLHCS Heritage Classic 114 |
| 2018 | Harley-Davidson | FLHR Road King |
| 2018 | Harley-Davidson | FLHRXS Road King Special |
| 2018 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 2018 | Harley-Davidson | FLHTK Ultra Limited |
| 2018 | Harley-Davidson | FLHTKL Ultra Limited Low |
| 2018 | Harley-Davidson | FLHTKSE CVO Limited |
| 2018 | Harley-Davidson | FLHX Street Glide |
| 2018 | Harley-Davidson | FLHXS Street Glide Special |
| 2018 | Harley-Davidson | FLHXSE CVO Street Glide |
| 2018 | Harley-Davidson | FLTRU Road Glide Ultra |
| 2018 | Harley-Davidson | FLTRX Road Glide |
| 2018 | Harley-Davidson | FLTRXS Road Glide Special |
| 2018 | Harley-Davidson | FLTRXSE CVO Road Glide |
| 2018 | Harley-Davidson | FXBRS Breakout 114 |
| 2018 | Harley-Davidson | FXFBS Fat Bob 114 |
| 2018 | Harley-Davidson | Road King Police FLHP |
| 2019 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2019 | Harley-Davidson | FLFBS Fat Boy 114 |
| 2019 | Harley-Davidson | FLHCS Heritage Classic 114 |
| 2019 | Harley-Davidson | FLHR Road King |
| 2019 | Harley-Davidson | FLHRXS Road King Special |
| 2019 | Harley-Davidson | FLHT Electra Glide Standard |
| 2019 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 2019 | Harley-Davidson | FLHTK Ultra Limited |
| 2019 | Harley-Davidson | FLHTKL Ultra Limited Low |
| 2019 | Harley-Davidson | FLHTKSE CVO Limited |
| 2019 | Harley-Davidson | FLHX Street Glide |
| 2019 | Harley-Davidson | FLHXS Street Glide Special |
| 2019 | Harley-Davidson | FLHXSE CVO Street Glide |
| 2019 | Harley-Davidson | FLTRU Road Glide Ultra |
| 2019 | Harley-Davidson | FLTRX Road Glide |
| 2019 | Harley-Davidson | FLTRXS Road Glide Special |
| 2019 | Harley-Davidson | FLTRXSE CVO Road Glide |
| 2019 | Harley-Davidson | FXBRS Breakout 114 |
| 2019 | Harley-Davidson | FXDRS FXDR 114 |
| 2019 | Harley-Davidson | FXFBS Fat Bob 114 |
| 2019 | Harley-Davidson | Road King Police FLHP |
| 2020 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2020 | Harley-Davidson | FLFBS Fat Boy 114 |
| 2020 | Harley-Davidson | FLHCS Heritage Classic 114 |
| 2020 | Harley-Davidson | FLHR Road King |
| 2020 | Harley-Davidson | FLHRXS Road King Special |
| 2020 | Harley-Davidson | FLHT Electra Glide Standard |
| 2020 | Harley-Davidson | FLHTK Ultra Limited |
| 2020 | Harley-Davidson | FLHTKSE CVO Limited |
| 2020 | Harley-Davidson | FLHX Street Glide |
| 2020 | Harley-Davidson | FLHXS Street Glide Special |
| 2020 | Harley-Davidson | FLHXSE CVO Street Glide |
| 2020 | Harley-Davidson | FLTRK Road Glide Limited |
| 2020 | Harley-Davidson | FLTRX Road Glide |
| 2020 | Harley-Davidson | FLTRXS Road Glide Special |
| 2020 | Harley-Davidson | FLTRXSE CVO Road Glide |
| 2020 | Harley-Davidson | FXBRS Breakout 114 |
| 2020 | Harley-Davidson | FXDRS FXDR 114 |
| 2020 | Harley-Davidson | FXFBS Fat Bob 114 |
| 2020 | Harley-Davidson | FXLRS Low Rider S 114 |
| 2020 | Harley-Davidson | Road King Police FLHP |
| 2021 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2021 | Harley-Davidson | FLFBS Fat Boy 114 |
| 2021 | Harley-Davidson | FLH Electra Glide Revival |
| 2021 | Harley-Davidson | FLHCS Heritage Classic 114 |
| 2021 | Harley-Davidson | FLHR Road King |
| 2021 | Harley-Davidson | FLHRXS Road King Special |
| 2021 | Harley-Davidson | FLHT Electra Glide Standard |
| 2021 | Harley-Davidson | FLHTK Ultra Limited |
| 2021 | Harley-Davidson | FLHTKSE CVO Limited |
| 2021 | Harley-Davidson | FLHX Street Glide |
| 2021 | Harley-Davidson | FLHXS Street Glide Special |
| 2021 | Harley-Davidson | FLHXSE CVO Street Glide |
| 2021 | Harley-Davidson | FLTRK Road Glide Limited |
| 2021 | Harley-Davidson | FLTRX Road Glide |
| 2021 | Harley-Davidson | FLTRXS Road Glide Special |
| 2021 | Harley-Davidson | FLTRXSE CVO Road Glide |
| 2021 | Harley-Davidson | FXBBS Street Bob 114 |
| 2021 | Harley-Davidson | FXFBS Fat Bob 114 |
| 2021 | Harley-Davidson | FXLRS Low Rider S 114 |
| 2021 | Harley-Davidson | Road King Police FLHP |
| 2022 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2022 | Harley-Davidson | FLFBS Fat Boy 114 |
| 2022 | Harley-Davidson | FLHCS Heritage Classic 114 |
| 2022 | Harley-Davidson | FLHR Road King |
| 2022 | Harley-Davidson | FLHRXS Road King Special |
| 2022 | Harley-Davidson | FLHT Electra Glide Standard |
| 2022 | Harley-Davidson | FLHTK Ultra Limited |
| 2022 | Harley-Davidson | FLHX Street Glide |
| 2022 | Harley-Davidson | FLHXS Street Glide Special |
| 2022 | Harley-Davidson | FLHXSE CVO Street Glide |
| 2022 | Harley-Davidson | FLHXST Street Glide ST |
| 2022 | Harley-Davidson | FLTRK Road Glide Limited |
| 2022 | Harley-Davidson | FLTRKSE CVO Road Glide Limited |
| 2022 | Harley-Davidson | FLTRX Road Glide |
| 2022 | Harley-Davidson | FLTRXS Road Glide Special |
| 2022 | Harley-Davidson | FLTRXSE CVO Road Glide |
| 2022 | Harley-Davidson | FLTRXST Road Glide ST |
| 2022 | Harley-Davidson | FXBBS Street Bob 114 |
| 2022 | Harley-Davidson | FXFBS Fat Bob 114 |
| 2022 | Harley-Davidson | FXLRS Low Rider S 117 |
| 2022 | Harley-Davidson | FXLRST Low Rider ST 117 |
| 2022 | Harley-Davidson | FXRST Low Rider El Diablo 117 |
| 2022 | Harley-Davidson | Road King Police FLHP |
| 2022 | Harley-Davidson | Softail Street Bob FXBB |
| 2023 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2023 | Harley-Davidson | FLFBS Fat Boy 114 |
| 2023 | Harley-Davidson | FLHCS Heritage Classic 114 |
| 2023 | Harley-Davidson | FLHFB Electra Glide Highway King |
| 2023 | Harley-Davidson | FLHRXS Road King Special |
| 2023 | Harley-Davidson | FLHTK Ultra Limited |
| 2023 | Harley-Davidson | FLHX Street Glide |
| 2023 | Harley-Davidson | FLHXS Street Glide Special |
| 2023 | Harley-Davidson | FLHXSE CVO Street Glide |
| 2023 | Harley-Davidson | FLHXST Street Glide ST |
| 2023 | Harley-Davidson | FLTRK Road Glide Limited |
| 2023 | Harley-Davidson | FLTRKSE CVO Road Glide Limited |
| 2023 | Harley-Davidson | FLTRX Road Glide |
| 2023 | Harley-Davidson | FLTRXS Road Glide Special |
| 2023 | Harley-Davidson | FLTRXSE CVO Road Glide |
| 2023 | Harley-Davidson | FLTRXST Road Glide ST |
| 2023 | Harley-Davidson | FXBBS Street Bob 114 |
| 2023 | Harley-Davidson | FXBR Breakout 117 |
| 2023 | Harley-Davidson | FXFBS Fat Bob 114 |
| 2023 | Harley-Davidson | FXLRS Low Rider S 117 |
| 2023 | Harley-Davidson | FXLRST Low Rider ST 117 |
| 2023 | Harley-Davidson | Road King Police FLHP |
Fitment details provided by supplier.
Product Videos
Custom Field
Material 4140 Steel
