2017 M8 Models 4-1/2in Stroke Flywheel w/ Tapered Rods & Balancer Gear

Part Number 320-0598 (132873855)

Select vehicle for guaranteed fit

$1,995.95 FREE SHIPPING

In stockShips by 9th Nov

FREE SHIPPING

Description

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.

Fitment

This part fits the following vehicles.

Harley-Davidson

2018-2020 FLDE Deluxe 107
2018-2020 FLFB Fat Boy 107
2025-2026 FLFB Fat Boy 117
2018-2023 FLFBS Fat Boy 114
2018-2021 FLHC Heritage Classic 107
2026 FLHC Heritage Classic 117
2018-2024 FLHCS Heritage Classic 114
2021 FLH Electra Glide Revival
2023 FLHFB Electra Glide Highway King
2017-2019 FLHRC Road King Classic
2017-2022 FLHR Road King
2017-2025 FLHRXS Road King Special
2017-2019 FLHTCU Electra Glide Ultra Classic
2020-2022 FLHTCUTGSE CVO Tri Glide
2017-2025 FLHTCUTG Tri Glide Ultra
2022 FLHTCUTG Tri Glide Ultra G.I.
2019-2022 FLHT Electra Glide Standard
2017-2021 FLHTKSE CVO Limited
2017-2026 FLHXSE CVO Street Glide
2017-2023 FLHXS Street Glide Special
2017-2026 FLHX Street Glide
2022-2023 FLHXST Street Glide ST
2025 FLHXU Street Glide Ultra
2024 FLI Hydra-Glide Revival
2017-2025 FLRT Freewheeler
2018-2024 FLSB Sport Glide 107
2018-2021 FLSL Softail Slim 107
2017 FLSTC Heritage Softail Classic
2025 FLSTFI Fat Boy Gray Ghost
2020-2024 FLTRK Road Glide Limited
2022 FLTRKSE CVO Road Glide Limited
2024-2026 FLTRT Road Glide 3
2017-2019 FLTRU Road Glide Ultra
2017-2026 FLTRX Road Glide
2025 FLTRXRRSE CVO Road Glide RR
2018-2025 FLTRXSE CVO Road Glide
2017-2023 FLTRXS Road Glide Special
2022-2023 FLTRXST Road Glide ST
2025-2026 FLTRXSTSE CVO Road Glide ST
2021-2024 FXBBS Street Bob 114
2018-2020 FXBB Street Bob 107
2025-2026 FXBB Street Bob 117
2018-2019 FXBR Breakout 107
2024-2026 FXBR Breakout 117
2018-2020 FXBRS Breakout 114
2019-2020 FXDRS FXDR 114
2018-2020 FXFB Fat Bob 107
2018-2023 FXFBS Fat Bob 114
2018-2020 FXLR Low Rider 107
2020-2021 FXLRS Low Rider S 114
2022-2026 FXLRS Low Rider S 117
2022-2026 FXLRST Low Rider ST 117
2022 FXRST Low Rider El Diablo 117
2020-2024 FXST Softail Standard 107

Features & benefits

S&S High Strength Connecting Rods are designed with Finite Element Analysis to eliminate weak spots and handle more power!
Heat Treated 4140 Material is harder & more than twice as strong as stock
Tapered wristpin connecting rods compatible with stock pistons
Stronger assembly eliminates need to weld crankpin
Capable of higher RPM - More available power!
Balanced for stock piston weight (1060g)
Consistent balance & precision machining
4-1/2" Stroke (114 or 128ci)
Perfect for Gear Drive Cams
Balance Gear installed