Twin Power L84-90 XL Voltage Regulator Black 19 Amp — Fits 1986-1990 Harley-Davidson XLH883

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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.

Twin Power L84-90 XL Voltage Regulator - Black

Keep your Harley-Davidson Sportster (XL models) from 1984-1990 running efficiently with this black voltage regulator from Twin Power. Replacing H-D part number 74523-84A, this regulator provides a steady 19 Amp output, essential for maintaining optimal battery charge and electrical system performance.

Key Features:

  • Reliable Output: Delivers 19 Amps to ensure proper charging.
  • Stealthy Black Finish: Complements the aesthetics of many Sportster models.
  • Direct OE Replacement: Designed to fit and function like the original H-D 74523-84A.
  • Wide XL Fitment: Compatible with 1984-1990 Harley-Davidson XLH1100, XLH1200, XLH883, XLH883DLX, XLH883HUG, and XLS Roadster models.

Proper voltage regulation is key to preventing battery damage and ensuring the longevity of your motorcycle's electrical components. This Twin Power regulator maintains a stable voltage, protecting against overcharging and undercharging. Its durable construction ensures reliable operation mile after mile.

Ensure your Sportster's electrical system is in top condition with this quality voltage regulator. It's a crucial component for a smooth and dependable ride. Find this and other essential parts at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1986-1987 Harley-Davidson XLH1100 Base
1988-1990 Harley-Davidson XLH1200 Base
1986-1990 Harley-Davidson XLH883 Base
1986-1990 Harley-Davidson XLH883DLX Sportster 883 Deluxe Base
1987-1990 Harley-Davidson XLH883HUG Sportster 883 Hugger 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.

Twin Power L84-90 XL Voltage Regulator - Black

Keep your Harley-Davidson Sportster (XL models) from 1984-1990 running efficiently with this black voltage regulator from Twin Power. Replacing H-D part number 74523-84A, this regulator provides a steady 19 Amp output, essential for maintaining optimal battery charge and electrical system performance.

Key Features:

  • Reliable Output: Delivers 19 Amps to ensure proper charging.
  • Stealthy Black Finish: Complements the aesthetics of many Sportster models.
  • Direct OE Replacement: Designed to fit and function like the original H-D 74523-84A.
  • Wide XL Fitment: Compatible with 1984-1990 Harley-Davidson XLH1100, XLH1200, XLH883, XLH883DLX, XLH883HUG, and XLS Roadster models.

Proper voltage regulation is key to preventing battery damage and ensuring the longevity of your motorcycle's electrical components. This Twin Power regulator maintains a stable voltage, protecting against overcharging and undercharging. Its durable construction ensures reliable operation mile after mile.

Ensure your Sportster's electrical system is in top condition with this quality voltage regulator. It's a crucial component for a smooth and dependable ride. Find this and other essential parts at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1986-1987 Harley-Davidson XLH1100 Base
1988-1990 Harley-Davidson XLH1200 Base
1986-1990 Harley-Davidson XLH883 Base
1986-1990 Harley-Davidson XLH883DLX Sportster 883 Deluxe Base
1987-1990 Harley-Davidson XLH883HUG Sportster 883 Hugger 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.

Twin Power L84-90 XL Voltage Regulator - Black

Keep your Harley-Davidson Sportster (XL models) from 1984-1990 running efficiently with this black voltage regulator from Twin Power. Replacing H-D part number 74523-84A, this regulator provides a steady 19 Amp output, essential for maintaining optimal battery charge and electrical system performance.

Key Features:

  • Reliable Output: Delivers 19 Amps to ensure proper charging.
  • Stealthy Black Finish: Complements the aesthetics of many Sportster models.
  • Direct OE Replacement: Designed to fit and function like the original H-D 74523-84A.
  • Wide XL Fitment: Compatible with 1984-1990 Harley-Davidson XLH1100, XLH1200, XLH883, XLH883DLX, XLH883HUG, and XLS Roadster models.

Proper voltage regulation is key to preventing battery damage and ensuring the longevity of your motorcycle's electrical components. This Twin Power regulator maintains a stable voltage, protecting against overcharging and undercharging. Its durable construction ensures reliable operation mile after mile.

Ensure your Sportster's electrical system is in top condition with this quality voltage regulator. It's a crucial component for a smooth and dependable ride. Find this and other essential parts at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1986-1987 Harley-Davidson XLH1100 Base
1988-1990 Harley-Davidson XLH1200 Base
1986-1990 Harley-Davidson XLH883 Base
1986-1990 Harley-Davidson XLH883DLX Sportster 883 Deluxe Base
1987-1990 Harley-Davidson XLH883HUG Sportster 883 Hugger Base

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