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Finned Black Voltage Regulator

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J&P Part: 381-250

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Finned Black Voltage Regulator

Fitment Note: Fits E1984 only w/generator.

• These power rectifier/regulators are manufactured utilizing the latest state-of-the-art surface-mount technology

• Rugged aluminum alloy construction

• Unlike other products on the market today, these rectifier/regulators are made with screen-printed circuit boards and ceramic components which lower operating temperatures and ensure longer life with no temperature-related failures

• All provide accurately regulated voltage under all electrical loads, have no relay contact to wear or become misaligned, and are environmentally sealed for protection against moisture and shock

• Plug-style “D” with 5″ lead (OEM 74504-82)

Product Specs

Finish: Black

Product Color: Black

Sold in Units: Each


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Fitment Note: Fits E1984 only w/generator.

Click (+) to view all compatible models

Harley-Davidson® Models

Sportster 1000 Electric Start XLH1000 : 1982–1984
Sportster 1000 Roadster XLS1000 : 1982–1984
Sportster 1000 XLX1000 : 1983–1984
Sportster 1000 XR-1000 : 1983–1984

Customer Reviews

Overall Rating:
5/5 based on 2 ratings

5 by

fair price good product

4 by

Works on my '82 XLS. Just watch to make sure the pins seat and don't push out the back. A sharpie mark on the wires makes it easy to tell for sure.

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Important Product Notes

Once opened, electrical items cannot be returned, except in the case of a manufacturing defect.

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