TwinPower TWP498258 08-17 FXST FLST 40 Amp Chrome Voltage Regulator

Our high-quality replacement regulators keep you charging. They come with a one-year manufacturer's warranty.

• Direct fit electronic regulators offered in black or chrome finishes for many FL, FX, XL, Dyna, Softail, and Touring models
• Sized by amp rating 15-60 amps to match OEM stator and charging system requirements
• Help prevent overcharging and undercharging, extending battery and component life

The TwinPower TWP498258 is a 40-amp chrome replacement voltage regulator for select Harley-Davidson FXST and FLST models. Designed as a direct-fit electronic regulator, it helps maintain proper charging-system operation by helping prevent overcharging and undercharging, supporting battery and charging-component life.

This regulator is sized to match a 40-amp OEM stator and charging-system requirement. It replaces Harley-Davidson part number 74540-08 and is offered with a one-year manufacturer's warranty. Listed fitment includes select 2008 and 2009 Harley-Davidson FLSTC Heritage Softail Classic, FLSTF Fat Boy, FLSTSB Cross Bones, FXCW Rocker, FXCWC Rocker C, FXSTB Night Train, and FXSTC Softail Custom models. Verify the motorcycle's model, year, amp requirement, and original regulator before ordering.

What's Included: One TwinPower TWP498258 chrome voltage regulator.

Features:

• Direct-Fit Design: Electronic replacement regulator designed for direct fitment on select Harley-Davidson FLST and FXST models.
• 40-Amp Rating: Sized for a 40-amp OEM stator and charging-system requirement.
• Charging Protection: Helps prevent overcharging and undercharging to support battery and charging-component life.
• Chrome Finish: Chrome-finish housing for the specified replacement application.
• Part Replacement: Replaces Harley-Davidson part number 74540-08.
• Warranty: Includes a one-year manufacturer's warranty.
• Fitment: Listed for select 2008 and 2009 Harley-Davidson FLSTC, FLSTF, FLSTSB, FXCW, FXCWC, FXSTB, and FXSTC models.
• Package Contents: Includes one voltage regulator.

Fitments:
2008 Harley Davidson FLSTC Heritage Softail Classic Base
2008 Harley Davidson FLSTF Fat Boy Base
2008 Harley Davidson FLSTSB Cross Bones Base
2008 Harley Davidson FXCW Rocker Base
2008 Harley Davidson FXCWC Rocker C Base
2008 Harley Davidson FXSTB Night Train Base
2008 Harley Davidson FXSTC Softail Custom Base
2009 Harley Davidson FLSTC Heritage Softail Classic Base
2009 Harley Davidson FLSTF Fat Boy Base
2009 Harley Davidson FLSTSB Cross Bones Base
2009 Harley Davidson FXCW Rocker Base
2009 Harley Davidson FXCWC Rocker C Base
2009 Harley Davidson FXSTB Night Train Base
2009 Harley Davidson FXSTC Softail Custom Base
2009 Harley Davidson FXSTSSE3 CVO Softail Springer Base
2010 Harley Davidson FLSTC Heritage Softail Classic Base
2010 Harley Davidson FLSTF Fat Boy Base
2010 Harley Davidson FLSTFB Fat Boy Lo Base
2010 Harley Davidson FLSTSB Cross Bones Base
2010 Harley Davidson FLSTSE CVO Softail Convertible Base
2010 Harley Davidson FXCWC Rocker C Base
2010 Harley Davidson FXSTC Softail Custom Base
2011 Harley Davidson FLSTC Heritage Softail Classic Base
2011 Harley Davidson FLSTF Fat Boy Base
2011 Harley Davidson FLSTFB Fat Boy Lo Base
2011 Harley Davidson FLSTSB Cross Bones Base
2011 Harley Davidson FXCWC Rocker C Base
2011 Harley Davidson FXS Blackline Base
2012 Harley Davidson FLS Softail Slim Base
2012 Harley Davidson FLSTC Heritage Softail Classic Base
2012 Harley Davidson FLSTF Fat Boy Base
2012 Harley Davidson FLSTFB Fat Boy Lo Base
2012 Harley Davidson FXS Blackline Base
2013 Harley Davidson FLS Softail Slim Base
2013 Harley Davidson FLSTC Heritage Softail Classic Base
2013 Harley Davidson FLSTF Fat Boy Base
2013 Harley Davidson FLSTFB Fat Boy Lo Base
2013 Harley Davidson FXS Blackline Base
2013 Harley Davidson FXSB Breakout Base
2013 Harley Davidson FXSBSE CVO Breakout Base
2014 Harley Davidson FLS Softail Slim Base
2014 Harley Davidson FLSTC Heritage Softail Classic Base
2014 Harley Davidson FLSTF Fat Boy Base
2014 Harley Davidson FLSTFB Fat Boy Lo Base
2014 Harley Davidson FLSTNSE CVO Softail Deluxe Base
2014 Harley Davidson FXSB Breakout Base
2014 Harley Davidson FXSBSE CVO Breakout Base
2015 Harley Davidson FLS Softail Slim Base
2015 Harley Davidson FLSTC Heritage Softail Classic Base
2015 Harley Davidson FLSTF Fat Boy Base
2015 Harley Davidson FLSTFB Fat Boy Lo Base
2015 Harley Davidson FLSTNSE CVO Softail Deluxe Base
2015 Harley Davidson FXSB Breakout Base
2016 Harley Davidson FLS Softail Slim Base
2016 Harley Davidson FLSS Softail Slim S Base
2016 Harley Davidson FLSTC Heritage Softail Classic Base
2016 Harley Davidson FLSTF Fat Boy Base
2016 Harley Davidson FLSTFB Fat Boy Lo Base
2016 Harley Davidson FLSTFBS Fat Boy S Base
2016 Harley Davidson FXSB Breakout Base
2016 Harley Davidson FXSE CVO Pro Street Breakout Base
2017 Harley Davidson FLS Softail Slim Base
2017 Harley Davidson FLSS Softail Slim S Base
2017 Harley Davidson FLSTC Heritage Softail Classic Base
2017 Harley Davidson FLSTF Fat Boy Base
2017 Harley Davidson FLSTFB Fat Boy Lo Base
2017 Harley Davidson FLSTFBS Fat Boy S Base
2017 Harley Davidson FXSB Breakout Base
2017 Harley Davidson FXSE CVO Pro Street Breakout Base

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: powersports
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1