
CUSTOM DYNAMICS
Extension Harness - Front Turn Signal - 12"
Part # 2120-1226
Earn store credit on this purchase
- 60-day returns
- Free shipping over $100
- Secure checkout
Confirmed fit for 72 motorcycle configurations across Harley-Davidson, model years 2016–2026.
| Years | Make & Model |
|---|---|
| 2022, 2025-2026 | Harley-Davidson Softail Street Bob FXBB |
| 2016-2017 | Harley-Davidson FLS Softail Slim |
| 2016-2017 | Harley-Davidson FLSS Softail Slim S |
| 2016-2017 | Harley-Davidson FXSE CVO Pro Street Breakout |
| 2016-2017 | Harley-Davidson FLSTFBS Fat Boy S |
| 2016-2017 | Harley-Davidson FLSTF Fat Boy |
| 2016-2017 | Harley-Davidson FXSB Breakout |
| 2016 | Harley-Davidson FLSTFB Fat Boy Lo |
| 2025-2026 | Harley-Davidson Softail Low Rider S FXLRS |
| 2018-2021 | Harley-Davidson FLSL Softail Slim 107 |
| 2018-2020 | Harley-Davidson FXBB Street Bob 107 |
| 2018-2019 | Harley-Davidson FXFB Fat Bob 107 |
| 2018-2021, 2023 | Harley-Davidson FXFBS Fat Bob 114 |
| 2022-2026 | Harley-Davidson FXLRS Low Rider S 117 |
| 2021-2024 | Harley-Davidson FXST Softail Standard 107 |
| 2020-2021 | Harley-Davidson FXLRS Low Rider S 114 |
| 2025-2026 | Harley-Davidson FXBB Street Bob 117 |
| 2018-2019 | Harley-Davidson FLFB Fat Boy 107 |
| 2018-2024 | Harley-Davidson FLFBS Fat Boy 114 |
| 2018-2019 | Harley-Davidson FXBR Breakout 107 |
| 2018-2020 | Harley-Davidson FXLR Low Rider 107 |
| 2021-2024 | Harley-Davidson FXBBS Street Bob 114 |
| 2018-2021 | Harley-Davidson FLSB Sport Glide 107 |
| 2023-2026 | Harley-Davidson FXBR Breakout 117 |
| 2025 | Harley-Davidson Softail Breakout FXBR |
- Easily allows for relocation of OEM turn signal housings when handlebars are upgraded
- Harnesses easily plug in-line with left and right OEM turn signal connections extending the wire length for relocation
- Plug and play JAE connectors and color matched wire colors
Customer Reviews
No reviews yet — be the first to review this part.
Overview
The CUSTOM DYNAMICS 2120-1226: Extension Harness - Front Turn Signal - 12". Confirmed fit for 72 motorcycle configurations across Harley-Davidson, model years 2016–2026. Ships from Greasemoto — a veteran-owned motorcycle parts shop in Fort Worth, TX — with free U.S. shipping on orders over $100.
More from CUSTOM DYNAMICS

CUSTOM DYNAMICS · 2120-1170
CUSTOM DYNAMICS 2120-1170 Wire Extension - Handlebar - CAN Bus - 8"

CUSTOM DYNAMICS · 2020-1980
CUSTOM DYNAMICS 2020-1980 Turn Signal Insert - Red/Smoke

CUSTOM DYNAMICS · 2120-1344
CUSTOM DYNAMICS 2120-1344 Run/Turn Signal Adapter - Front - '23-'26 FLH/FLT

CUSTOM DYNAMICS · 2040-1047
CUSTOM DYNAMICS 2040-1047 Magic Spot - Amber - Chrome

CUSTOM DYNAMICS · 2020-1909
CUSTOM DYNAMICS 2020-1909 LED Rear Turn Signal Insert - Red - 1157

CUSTOM DYNAMICS · 2020-1881
CUSTOM DYNAMICS 2020-1881 Amber/White LED Turn Signal Inserts

CUSTOM DYNAMICS · 2020-1601
CUSTOM DYNAMICS 2020-1601 ProBEAM® Turn Signal Lenses - Red

CUSTOM DYNAMICS · 2010-1444
CUSTOM DYNAMICS 2010-1444 Taillight w/ Integrated Turn Signal - Top Window - Red Lens
Fits these motorcycles
- Harley-Davidson Softail Street Bob FXBB
- Harley-Davidson FLS Softail Slim
- Harley-Davidson FLSS Softail Slim S
- Harley-Davidson FXSE CVO Pro Street Breakout
- Harley-Davidson FLSTFBS Fat Boy S
- Harley-Davidson FLSTF Fat Boy
- Harley-Davidson FXSB Breakout
- Harley-Davidson FLSTFB Fat Boy Lo
- Harley-Davidson Softail Low Rider S FXLRS
- Harley-Davidson FLSL Softail Slim 107
- Harley-Davidson FXBB Street Bob 107
- Harley-Davidson FXFB Fat Bob 107
- Harley-Davidson FXFBS Fat Bob 114
- Harley-Davidson FXLRS Low Rider S 117
- Harley-Davidson FXST Softail Standard 107
- Harley-Davidson FXLRS Low Rider S 114
- Harley-Davidson FXBB Street Bob 117
- Harley-Davidson FLFB Fat Boy 107
- Harley-Davidson FLFBS Fat Boy 114
- Harley-Davidson FXBR Breakout 107
- Harley-Davidson FXLR Low Rider 107
- Harley-Davidson FXBBS Street Bob 114
- Harley-Davidson FLSB Sport Glide 107
- Harley-Davidson FXBR Breakout 117
