S&S Cycle 320-0605 M-Eight Flywheel Assemblies - Full Wrist Pin - 4-5/8in. Stroke

Consistent balance and precision machining. Heat-treated 4140 material is harder and 114% stronger than stock. S&S high-strength connecting rods are perfect for use with gear drive cams. Available with either full width or tapered wristpin connecting rods. Choose from 4-3/8in, 4-1/2in or 4-5/8in stroke, with or without balancer gear. No welding required.

Vehicle Fitment:

2018-2020 Harley Davidson FLDE Deluxe 107
2018-2019 Harley Davidson FLFB Fat Boy 107
2018-2021 Harley Davidson FLHC Heritage Classic 107
2017-2022 Harley Davidson FLHR Road King
2017-2018 Harley Davidson FLHRXS Road King Special
2019-2022 Harley Davidson FLHT Electra Glide Standard
2017-2019 Harley Davidson FLHTCU Electra Glide Ultra Classic
2017-2018 Harley Davidson FLHTCUTG Tri Glide Ultra
2017-2018 Harley Davidson FLHTK Ultra Limited
2017-2018 Harley Davidson FLHTKL Ultra Limited Low
2017-2023 Harley Davidson FLHX Street Glide
2017-2018 Harley Davidson FLHXS Street Glide Special
2017-2018 Harley Davidson FLRT Freewheeler
2018-2021 Harley Davidson FLSB Sport Glide 107
2018-2021 Harley Davidson FLSL Softail Slim 107
2017-2018 Harley Davidson FLTRU Road Glide Ultra
2017-2023 Harley Davidson FLTRX Road Glide
2017-2018 Harley Davidson FLTRXS Road Glide Special
2018-2020 Harley Davidson FXBB Street Bob 107
2018-2019 Harley Davidson FXBR Breakout 107
2018-2019 Harley Davidson FXFB Fat Bob 107
2018-2020 Harley Davidson FXLR Low Rider 107
2020-2023 Harley Davidson FXST Softail Standard 107