PRO-ONE PERF.MFG. 105440B fork tubes are a pair of 43 mm, +2-inch, black inverted fork tubes designed for select Harley-Davidson motorcycle applications. The tubes feature a gold titanium nitrite coating intended to reduce friction from the seals, along with a durable hard chrome finish.
A DLC coating provides an extremely hard, corrosion-resistant finish with reduced friction. Each pair includes a lower slider bushing. Customer installation of fork oil is required.
These fork tubes fit the 2019 Harley-Davidson FXFB Fat Bob 107; 2018, 2019, 2020 and 2023 Harley-Davidson FXFBS Fat Bob 114; 2022 Harley-Davidson FXBBS Street Bob 114; 2020 and 2021 Harley-Davidson FXLRS Low Rider S 114; and 2023 and 2025 Harley-Davidson FXLRST Low Rider ST 117. Distributor part number: 04040727. Manufacturer part number: 105440B.
Features:
- Brand: PRO-ONE PERF.MFG.
- Product: Inverted fork tube pair
- Size: 43 mm, +2 inches
- Color: Black
- Finish: Gold titanium nitrite coating, hard chrome finish, and DLC coating
- Friction reduction: Coatings are designed to reduce friction from seals and provide less friction
- Corrosion resistance: DLC coating is corrosion resistant
- Included component: Lower slider bushing
- Fork oil: Customer must install fork oil
- Fitment: 2019 Harley-Davidson FXFB Fat Bob 107; 2018, 2019, 2020 and 2023 Harley-Davidson FXFBS Fat Bob 114; 2022 Harley-Davidson FXBBS Street Bob 114; 2020 and 2021 Harley-Davidson FXLRS Low Rider S 114; and 2023 and 2025 Harley-Davidson FXLRST Low Rider ST 117
- Distributor part number: 04040727
- Manufacturer part number: 105440B
Fitment:
2018 Harley-Davidson FXFB Fat Bob 107
2018 Harley-Davidson FXFBS Fat Bob 114
2019 Harley-Davidson FXFB Fat Bob 107
2019 Harley-Davidson FXFBS Fat Bob 114
2020 Harley-Davidson FXFB Fat Bob 107
2020 Harley-Davidson FXFBS Fat Bob 114
2020 Harley-Davidson FXLRS Low Rider S 114
2021 Harley-Davidson FXFBS Fat Bob 114
2021 Harley-Davidson FXLRS Low Rider S 114
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
2023 Harley-Davidson FXFBS Fat Bob 114
2023 Harley-Davidson FXLRS Low Rider S 117
2023 Harley-Davidson FXLRST Low Rider ST 117
2024 Harley-Davidson FXFBS Fat Bob 114
2024 Harley-Davidson FXLRS Low Rider S 117
2024 Harley-Davidson FXLRST Low Rider ST 117
2025 Harley-Davidson FXLRS Low Rider S 117
2025 Harley-Davidson FXLRST Low Rider ST 117