TwinPower
Twin Power 08-17 FXST FLST Voltage Regulator Black Replaces H-D 74540-08 40 Amp
Twin Power 08-17 FXST FLST Voltage Regulator Black Replaces H-D 74540-08 40 Amp
SKU:TWP498259
Review the fitment notes in the description before ordering. Running a non-stock setup? Ask us first.
34 in stock
Couldn't load pickup availability
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2012-2017 | Harley-Davidson | FLS Softail Slim | Base |
| 2016-2017 | Harley-Davidson | FLSS Softail Slim S | Base |
| 2008-2017 | Harley-Davidson | FLSTC Heritage Softail Classic | Base |
| 2008-2017 | Harley-Davidson | FLSTF Fat Boy | Base |
| 2010-2017 | Harley-Davidson | FLSTFB Fat Boy Lo | Base |
| 2016-2017 | Harley-Davidson | FLSTFBS Fat Boy S | Base |
| 2014-2015 | Harley-Davidson | FLSTNSE CVO Softail Deluxe | Base |
| 2008-2011 | Harley-Davidson | FLSTSB Cross Bones | Base |
| 2010 | Harley-Davidson | FLSTSE CVO Softail Convertible | Base |
| 2008-2009 | Harley-Davidson | FXCW Rocker | Base |
| 2008-2011 | Harley-Davidson | FXCWC Rocker C | Base |
| 2011-2013 | Harley-Davidson | FXS Blackline | Base |
| 2013-2017 | Harley-Davidson | FXSB Breakout | Base |
| 2013-2014 | Harley-Davidson | FXSBSE CVO Breakout | Base |
| 2016-2017 | Harley-Davidson | FXSE CVO Pro Street Breakout | Base |
| 2008-2009 | Harley-Davidson | FXSTB Night Train | Base |
| 2008-2010 | Harley-Davidson | FXSTC Softail Custom | Base |
| 2009 | Harley-Davidson | FXSTSSE3 CVO Softail Springer | Base |
Fitment & compatibility
Fitment information is listed in the product description. Confirm your year, model, trim, and any existing modifications before ordering.
What’s included
See the product description and images for included components. Contact us before ordering if your install may require adapters, gaskets, hardware, or other supporting parts.
Installation & specifications
Professional installation is recommended when the work involves controls, braking, fuel, electrical, or safety-critical components.
Shipping, returns & support
Availability and delivery estimates are shown during checkout. Please review the store policies before installation, and contact us promptly if you need help with an order.
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