Twin Power Voltage Regulator Black — Fits 07-08 Harley-Davidson XL Sportster 32 Amp

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SKU: TWP498257
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About TwinPower

TwinPower engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full TwinPower lineup with fast shipping and expert fitment support — order with confidence.

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Twin Power Black Voltage Regulator for Harley-Davidson XL Sportster (2007-2008)

Keep your Harley-Davidson XL Sportster's electrical system functioning perfectly with this Twin Power Black Voltage Regulator. Specifically designed for 2007-2008 models, this 32 Amp unit ensures your battery receives a stable charge, preventing overcharging or undercharging and protecting your valuable electronics. The sleek black finish provides a clean, factory look.

Key Features:

  • Direct Fit Replacement: Engineered to replace Harley-Davidson part number 74546-07A, ensuring seamless installation and proper fit.
  • Stable Voltage Control: Accurately regulates the charging system output to maintain optimal battery voltage.
  • Durable Black Finish: Offers a robust and attractive black coating that resists corrosion and wear.
  • 32 Amp Capacity: Designed for XL models that require a 32 Amp charging system output.

Vehicle Compatibility:

This voltage regulator is compatible with the following Harley-Davidson XL Sportster models:

  • 2007-2008 Harley-Davidson XL1200C Sportster 1200 Custom
  • 2007-2008 Harley-Davidson XL1200L Sportster 1200 Low
  • 2007-2008 Harley-Davidson XL1200N Sportster 1200 Nightster
  • 2007-2008 Harley-Davidson XL1200R Sportster 1200 Roadster
  • 2007 Harley-Davidson XL50 50th Anniversary Sportster
  • 2007-2008 Harley-Davidson XL883 Sportster
  • 2007-2008 Harley-Davidson XL883C Sportster 883 Custom
  • 2007-2008 Harley-Davidson XL883L Sportster 883 Low
  • 2007-2008 Harley-Davidson XL883R Sportster 883 Roadster

Ensure your ride's electrical system is up to par. Choose the reliable Twin Power Black Voltage Regulator for your Harley-Davidson Sportster. Order yours today from GGCRACING!

Vehicle Fitment

Years Make Model Trim
2007-2008 Harley-Davidson XL1200C Sportster 1200 Custom Base
2007-2008 Harley-Davidson XL1200L Sportster 1200 Low Base
2007-2008 Harley-Davidson XL1200N Sportster 1200 Nightster Base
2007-2008 Harley-Davidson XL1200R Sportster 1200 Roadster Base
2007-2008 Harley-Davidson XL883 Sportster Base
2007-2008 Harley-Davidson XL883C Sportster 883 Custom Base
2007-2008 Harley-Davidson XL883L Sportster 883 Low Base
2007-2008 Harley-Davidson XL883R Sportster 883 Roadster Base

Product Details

Product Description
Part Numbers
Sizing & Fit

About TwinPower

TwinPower engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full TwinPower lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Twin Power Black Voltage Regulator for Harley-Davidson XL Sportster (2007-2008)

Keep your Harley-Davidson XL Sportster's electrical system functioning perfectly with this Twin Power Black Voltage Regulator. Specifically designed for 2007-2008 models, this 32 Amp unit ensures your battery receives a stable charge, preventing overcharging or undercharging and protecting your valuable electronics. The sleek black finish provides a clean, factory look.

Key Features:

  • Direct Fit Replacement: Engineered to replace Harley-Davidson part number 74546-07A, ensuring seamless installation and proper fit.
  • Stable Voltage Control: Accurately regulates the charging system output to maintain optimal battery voltage.
  • Durable Black Finish: Offers a robust and attractive black coating that resists corrosion and wear.
  • 32 Amp Capacity: Designed for XL models that require a 32 Amp charging system output.

Vehicle Compatibility:

This voltage regulator is compatible with the following Harley-Davidson XL Sportster models:

  • 2007-2008 Harley-Davidson XL1200C Sportster 1200 Custom
  • 2007-2008 Harley-Davidson XL1200L Sportster 1200 Low
  • 2007-2008 Harley-Davidson XL1200N Sportster 1200 Nightster
  • 2007-2008 Harley-Davidson XL1200R Sportster 1200 Roadster
  • 2007 Harley-Davidson XL50 50th Anniversary Sportster
  • 2007-2008 Harley-Davidson XL883 Sportster
  • 2007-2008 Harley-Davidson XL883C Sportster 883 Custom
  • 2007-2008 Harley-Davidson XL883L Sportster 883 Low
  • 2007-2008 Harley-Davidson XL883R Sportster 883 Roadster

Ensure your ride's electrical system is up to par. Choose the reliable Twin Power Black Voltage Regulator for your Harley-Davidson Sportster. Order yours today from GGCRACING!

Vehicle Fitment

Years Make Model Trim
2007-2008 Harley-Davidson XL1200C Sportster 1200 Custom Base
2007-2008 Harley-Davidson XL1200L Sportster 1200 Low Base
2007-2008 Harley-Davidson XL1200N Sportster 1200 Nightster Base
2007-2008 Harley-Davidson XL1200R Sportster 1200 Roadster Base
2007-2008 Harley-Davidson XL883 Sportster Base
2007-2008 Harley-Davidson XL883C Sportster 883 Custom Base
2007-2008 Harley-Davidson XL883L Sportster 883 Low Base
2007-2008 Harley-Davidson XL883R Sportster 883 Roadster Base

Product Details

Product Description

About TwinPower

TwinPower engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full TwinPower lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Twin Power Black Voltage Regulator for Harley-Davidson XL Sportster (2007-2008)

Keep your Harley-Davidson XL Sportster's electrical system functioning perfectly with this Twin Power Black Voltage Regulator. Specifically designed for 2007-2008 models, this 32 Amp unit ensures your battery receives a stable charge, preventing overcharging or undercharging and protecting your valuable electronics. The sleek black finish provides a clean, factory look.

Key Features:

  • Direct Fit Replacement: Engineered to replace Harley-Davidson part number 74546-07A, ensuring seamless installation and proper fit.
  • Stable Voltage Control: Accurately regulates the charging system output to maintain optimal battery voltage.
  • Durable Black Finish: Offers a robust and attractive black coating that resists corrosion and wear.
  • 32 Amp Capacity: Designed for XL models that require a 32 Amp charging system output.

Vehicle Compatibility:

This voltage regulator is compatible with the following Harley-Davidson XL Sportster models:

  • 2007-2008 Harley-Davidson XL1200C Sportster 1200 Custom
  • 2007-2008 Harley-Davidson XL1200L Sportster 1200 Low
  • 2007-2008 Harley-Davidson XL1200N Sportster 1200 Nightster
  • 2007-2008 Harley-Davidson XL1200R Sportster 1200 Roadster
  • 2007 Harley-Davidson XL50 50th Anniversary Sportster
  • 2007-2008 Harley-Davidson XL883 Sportster
  • 2007-2008 Harley-Davidson XL883C Sportster 883 Custom
  • 2007-2008 Harley-Davidson XL883L Sportster 883 Low
  • 2007-2008 Harley-Davidson XL883R Sportster 883 Roadster

Ensure your ride's electrical system is up to par. Choose the reliable Twin Power Black Voltage Regulator for your Harley-Davidson Sportster. Order yours today from GGCRACING!

Vehicle Fitment

Years Make Model Trim
2007-2008 Harley-Davidson XL1200C Sportster 1200 Custom Base
2007-2008 Harley-Davidson XL1200L Sportster 1200 Low Base
2007-2008 Harley-Davidson XL1200N Sportster 1200 Nightster Base
2007-2008 Harley-Davidson XL1200R Sportster 1200 Roadster Base
2007-2008 Harley-Davidson XL883 Sportster Base
2007-2008 Harley-Davidson XL883C Sportster 883 Custom Base
2007-2008 Harley-Davidson XL883L Sportster 883 Low Base
2007-2008 Harley-Davidson XL883R Sportster 883 Roadster Base

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