Drag Specialties 21120823 Voltage regulatorRef : DRG02422A / 21120823

DRAG SPECIALTIES Regulator ref. 74504-78BK

Designed for discerning riders, this solid-state alternator regulator provides a reliable solution for voltage management on Roadsters. Its black aluminium alloy structure offers robustness and resistance to vibrations, while environmental sealing protects the electronics from moisture and shocks. Without a mechanical relay, it eliminates contacts that may wear out and ensures stable regulation under various electrical loads.

• Type: Solid state (semiconductors)
• Battery voltage: 12 V
• Current: 10 A
• Finish: Black
• Material: Aluminium

Ideal for restorations or original replacements on vintage Sportster and Roadster models, this regulator can operate without a battery and is suitable for configurations where circuit reliability is paramount. Its compact design facilitates integration into the wiring harness and powers the lighting, ignition, and onboard electrical accessories.

Frequently compatible models: Harley-Davidson XLS 1000 Roadster (1980-1981), XLH 1000 Sportster (1981). Check the manufacturer's reference and compatibility before installation.