Harley Alternator
Harley Bike Alternators & Regulators at JJ Motorsports
Keep your Harley charged and running strong with premium regulators and rectifying regulators from JJ Motorsports, engineered for reliable voltage control and maximum charging output on Sportster XL, FL/FLH Touring, and Big Twin models. These high-quality units prevent overcharging and ensure steady power for lights, ignition, and accessories.
Shop Cycle Electric and Drag Specialties regulators for proven durability. Explore related categories such as Harley lights and electrical for stators and batteries, or Harley for wiring and switches to complete your charging system upgrade.
Top Harley Alternators & Regulators
- Cycle Electric Inc Rectifying Regulator Harley-Davidson CE-324 – High-output rectifying regulator; built-in rectifier for Big Twin and Sportster charging systems.
- Drag Specialties Regulator XL 92-93 Chrome 74523-92CHR – Chrome voltage regulator for 1992-1993 Sportster; direct OEM replacement with classic look.
- Drag Specialties Voltage Regulator FL/FLH MC-DRAG009 – Solid-state regulator for FL/FLH Touring; reliable charging for 1989-1999 models.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
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DRAG SPECIALTIES Replacement Rotor - 54A High-Output - Charging System 30041-08
DRAG SPECIALTIES
$157.24Stock charging systems on most vehicles are barely adequate for modern electrical demands—especially when running aftermarket audio, heated gear, or auxiliary lighting. This DRAG SPECIALTIES 54A rotor delivers 30% more output at idle and generates 793...21121206- SKU:
- 21121206
- Availability:
- Ships Same Business Day
- Weight:
- 3.95 LBS
- RIDING STYLE:
- STREET
- BATTERY VOLTAGE:
- 12 V
- MATERIAL:
- STEEL
- PRODUCT NAME:
- ROTOR
- TYPE:
- ALTERNATOR
- AMPS:
- 54 A
- UNITS:
- EACH
$157.24