super fast shipping
S&S Cycle engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full S&S Cycle lineup with fast shipping and expert fitment support — order with confidence.
Transform your 2018 and newer Harley-Davidson M8 Softail with the robust and high-performance S&S Cycle MK-Series Crankcase Assembly. Engineered with S&S Cycle's legendary precision and commitment to quality, this crankcase is designed to be the foundation for your ultimate M8 build. It offers superior strength and reliability, ensuring your engine can handle increased power demands whether you're cruising the highway or pushing performance limits.
The S&S Cycle MK-Series Crankcase Assembly is a critical component for any serious M8 Softail enthusiast. Its robust construction ensures the integrity of your engine, even under extreme stress. This assembly is meticulously crafted to meet the exacting specifications required for optimal engine function, providing a significant upgrade over stock components. Whether you are rebuilding your engine or aiming for a custom high-performance build, this crankcase offers the reliability and performance edge that S&S Cycle is known for. Invest in the best for your ride. Discover the S&S Cycle difference at GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 2018-2020 | Harley-Davidson | FLDE Deluxe 107 | Base |
| 2018-2019 | Harley-Davidson | FLFB Fat Boy 107 | Base |
| 2025 | Harley-Davidson | FLFB Fat Boy 117 | Base |
| 2018-2023 | Harley-Davidson | FLFBS Fat Boy 114 | Base |
| 2018-2021 | Harley-Davidson | FLHC Heritage Classic 107 | Base |
| 2018-2024 | Harley-Davidson | FLHCS Heritage Classic 114 | Base |
| 2018 | Harley-Davidson | FLSB Sport Glide 107 | Base |
| 2020-2021 | Harley-Davidson | FLSB Sport Glide 107 | Base |
| 2018 | Harley-Davidson | FLSL Softail Slim 107 | Base |
| 2020-2021 | Harley-Davidson | FLSL Softail Slim 107 | Base |
| 2025 | Harley-Davidson | FLSTFI Fat Boy Gray Ghost | Base |
| 2018-2020 | Harley-Davidson | FXBB Street Bob 107 | Base |
| 2025 | Harley-Davidson | FXBB Street Bob 117 | Base |
| 2021-2024 | Harley-Davidson | FXBBS Street Bob 114 | Base |
| 2018-2019 | Harley-Davidson | FXBR Breakout 107 | Base |
| 2023-2025 | Harley-Davidson | FXBR Breakout 117 | Base |
| 2018-2020 | Harley-Davidson | FXBRS Breakout 114 | Base |
| 2019-2020 | Harley-Davidson | FXDRS FXDR 114 | Base |
| 2018-2019 | Harley-Davidson | FXFB Fat Bob 107 | Base |
| 2018-2023 | Harley-Davidson | FXFBS Fat Bob 114 | Base |
| 2018-2020 | Harley-Davidson | FXLR Low Rider 107 | Base |
| 2020-2021 | Harley-Davidson | FXLRS Low Rider S 114 | Base |
| 2022-2025 | Harley-Davidson | FXLRS Low Rider S 117 | Base |
| 2022-2025 | Harley-Davidson | FXLRST Low Rider ST 117 | Base |
| 2022 | Harley-Davidson | FXRST Low Rider El Diablo 117 | Base |
| 2020-2024 | Harley-Davidson | FXST Softail Standard 107 | Base |
Other popular S&S Cycle products customers consider together:
S&S Cycle engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full S&S Cycle lineup with fast shipping and expert fitment support — order with confidence.
Transform your 2018 and newer Harley-Davidson M8 Softail with the robust and high-performance S&S Cycle MK-Series Crankcase Assembly. Engineered with S&S Cycle's legendary precision and commitment to quality, this crankcase is designed to be the foundation for your ultimate M8 build. It offers superior strength and reliability, ensuring your engine can handle increased power demands whether you're cruising the highway or pushing performance limits.
The S&S Cycle MK-Series Crankcase Assembly is a critical component for any serious M8 Softail enthusiast. Its robust construction ensures the integrity of your engine, even under extreme stress. This assembly is meticulously crafted to meet the exacting specifications required for optimal engine function, providing a significant upgrade over stock components. Whether you are rebuilding your engine or aiming for a custom high-performance build, this crankcase offers the reliability and performance edge that S&S Cycle is known for. Invest in the best for your ride. Discover the S&S Cycle difference at GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 2018-2020 | Harley-Davidson | FLDE Deluxe 107 | Base |
| 2018-2019 | Harley-Davidson | FLFB Fat Boy 107 | Base |
| 2025 | Harley-Davidson | FLFB Fat Boy 117 | Base |
| 2018-2023 | Harley-Davidson | FLFBS Fat Boy 114 | Base |
| 2018-2021 | Harley-Davidson | FLHC Heritage Classic 107 | Base |
| 2018-2024 | Harley-Davidson | FLHCS Heritage Classic 114 | Base |
| 2018 | Harley-Davidson | FLSB Sport Glide 107 | Base |
| 2020-2021 | Harley-Davidson | FLSB Sport Glide 107 | Base |
| 2018 | Harley-Davidson | FLSL Softail Slim 107 | Base |
| 2020-2021 | Harley-Davidson | FLSL Softail Slim 107 | Base |
| 2025 | Harley-Davidson | FLSTFI Fat Boy Gray Ghost | Base |
| 2018-2020 | Harley-Davidson | FXBB Street Bob 107 | Base |
| 2025 | Harley-Davidson | FXBB Street Bob 117 | Base |
| 2021-2024 | Harley-Davidson | FXBBS Street Bob 114 | Base |
| 2018-2019 | Harley-Davidson | FXBR Breakout 107 | Base |
| 2023-2025 | Harley-Davidson | FXBR Breakout 117 | Base |
| 2018-2020 | Harley-Davidson | FXBRS Breakout 114 | Base |
| 2019-2020 | Harley-Davidson | FXDRS FXDR 114 | Base |
| 2018-2019 | Harley-Davidson | FXFB Fat Bob 107 | Base |
| 2018-2023 | Harley-Davidson | FXFBS Fat Bob 114 | Base |
| 2018-2020 | Harley-Davidson | FXLR Low Rider 107 | Base |
| 2020-2021 | Harley-Davidson | FXLRS Low Rider S 114 | Base |
| 2022-2025 | Harley-Davidson | FXLRS Low Rider S 117 | Base |
| 2022-2025 | Harley-Davidson | FXLRST Low Rider ST 117 | Base |
| 2022 | Harley-Davidson | FXRST Low Rider El Diablo 117 | Base |
| 2020-2024 | Harley-Davidson | FXST Softail Standard 107 | Base |
Other popular S&S Cycle products customers consider together: