TwinPower
Twin Power 17-Up M8 Primary Case to Engine Gasket Replaces H-D 25700455
$57
In stock — ready to ship
Free shipping over $150
Workshop verified
Ships within 48 hours
Lifetime fitment support
Quick Specs
- Brand
- TwinPower
- Type
- Gasket Kits
- SKU
- TWIN-POWER-17-UP-M8-PRIMARY-CASE-TO-ENGINE-GASKET-REPLACES-H-D-25700455
- Variants
- Single
Twin Power™ M8 primary case to engine gaskets provide a dependable seal between the engine and primary case, helping prevent fluid transfer or external leaks.
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 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 |
| 2018-2024 | Harley-Davidson | FLFBS Fat Boy 114 | Base |
| 2021 | Harley-Davidson | FLH Electra Glide Revival | Base |
| 2018-2021 | Harley-Davidson | FLHC Heritage Classic 107 | Base |
| 2025 | Harley-Davidson | FLHC Heritage Classic 117 | Base |
| 2018-2024 | Harley-Davidson | FLHCS Heritage Classic 114 | Base |
| 2023 | Harley-Davidson | FLHFB Electra Glide Highway King | Base |
| 2017-2022 | Harley-Davidson | FLHR Road King | Base |
| 2017-2025 | Harley-Davidson | FLHRXS Road King Special | Base |
| 2019-2022 | Harley-Davidson | FLHT Electra Glide Standard | Base |
| 2017-2019 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic | Base |
| 2017-2025 | Harley-Davidson | FLHTCUTG Tri Glide Ultra | Base |
| 2022 | Harley-Davidson | FLHTCUTG Tri Glide Ultra G.I. | Base |
| 2017-2024 | Harley-Davidson | FLHTK Ultra Limited | Base |
| 2017-2019 | Harley-Davidson | FLHTKL Ultra Limited Low | Base |
| 2017-2025 | Harley-Davidson | FLHX Street Glide | Base |
| 2017-2023 | Harley-Davidson | FLHXS Street Glide Special | Base |
| 2022-2023 | Harley-Davidson | FLHXST Street Glide ST | Base |
| 2025 | Harley-Davidson | FLHXU Street Glide Ultra | Base |
| 2024 | Harley-Davidson | FLI Hydra-Glide Revival | Base |
| 2017-2025 | Harley-Davidson | FLRT Freewheeler | Base |
| 2018-2021 | Harley-Davidson | FLSB Sport Glide 107 | Base |
| 2018-2021 | Harley-Davidson | FLSL Softail Slim 107 | Base |
| 2025 | Harley-Davidson | FLSTFI Fat Boy Gray Ghost | Base |
| 2020-2024 | Harley-Davidson | FLTRK Road Glide Limited | Base |
| 2023-2025 | Harley-Davidson | FLTRT Road Glide 3 | Base |
| 2017-2019 | Harley-Davidson | FLTRU Road Glide Ultra | Base |
| 2017-2025 | Harley-Davidson | FLTRX Road Glide | Base |
| 2017-2023 | Harley-Davidson | FLTRXS Road Glide Special | Base |
| 2022-2023 | Harley-Davidson | FLTRXST Road Glide ST | Base |
| 2024-2025 | Harley-Davidson | FLTRXSTSE CVO Road Glide ST | 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 |