- 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 40 Amp Chrome Voltage Regulator, manufacturer part number 498258 and vendor part number 498258, is a replacement electronic regulator for select Harley-Davidson motorcycle charging systems. It is designed to help regulate charging output and prevent overcharging or undercharging, supporting battery and charging-component service life.
This direct-fit regulator is sized for a 40-amp charging system and replaces Harley-Davidson part number 74540-08. The chrome finish provides the stated appearance for applicable installations. Fitment includes the 2008 Harley-Davidson FLSTC Heritage Softail Classic, FLSTF Fat Boy, FLSTSB Cross Bones, FXCW Rocker, FXCWC Rocker C, FXSTB Night Train, and FXSTC Softail Custom, along with the 2009 Harley-Davidson FLSTC Heritage Softail Classic, FLSTF Fat Boy, and FLSTSB Cross Bones. Verify the motorcycle model, year, stator, charging-system requirements, and original regulator part number before installation.
The regulator is supplied with a one-year manufacturer's warranty. Manufacturer: TwinPower. Manufacturer and vendor part number: 498258.
Features:
- Brand: TwinPower
- Model: 40 Amp Voltage Regulator
- Finish: Chrome
- Part number: 498258
- Replacement reference: Replaces Harley-Davidson part number 74540-08
- Design: Direct-fit electronic regulator
- Charging capacity: 40 amps
- Function: Helps prevent overcharging and undercharging
- Fitment: Select 2008 and 2009 Harley-Davidson Softail models listed in the product data
- Warranty: One-year manufacturer's warranty
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
Fitment:
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