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!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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CYCLE ELECTRIC INC Replacement - Stator CE-6011
CYCLE ELECTRIC INC
$161.95A failing stator can leave you stranded and drain your budget on costly diagnostics. The Cycle Electric Inc Replacement Stator CE-6011 restores reliable charging system performance with a direct...21120147- SKU:
- 21120147
- Availability:
- Ships Same Business Day
- Weight:
- 2.76 LBS
- BATTERY VOLTAGE:
- 12 V
- AMPS:
- 38 A
- TYPE:
- ALTERNATOR
- UNITS:
- EACH
- PRODUCT NAME:
- STATOR
- RIDING STYLE:
- STREET
$161.95Qty in Cart: 0Quantity:Price:$161.95Subtotal: -
CYCLE ELECTRIC INC Charging Kit - Harley Davidson CE-63T
CYCLE ELECTRIC INC
$658.95Stock charging systems on Harley Davidson motorcycles often struggle to keep up with modern electrical demands, especially when running auxiliary lighting, heated grips, or infotainment systems. The...21120150- SKU:
- 21120150
- Availability:
- Ships Same Business Day
- Weight:
- 11.53 LBS
- PRODUCT NAME:
- CHARGING SYSTEM
- AMPS:
- 38 A
- BATTERY VOLTAGE:
- 12 V
- AMPS:
- 17 A
- RIDING STYLE:
- STREET
- ALTERNATOR PHASE TYPE:
- THREE-PHASE
- UNITS:
- KIT
$658.95 -
CYCLE ELECTRIC INC Rectifying - Regulator CE-445
CYCLE ELECTRIC INC
$309.95A reliable rectifier-regulator is essential for maintaining stable charging output and protecting your electrical system from voltage spikes that can damage lights, ignition components, and other...21120296- SKU:
- 21120296
- Availability:
- Ships Same Business Day
- Weight:
- 2.63 LBS
- AMPS:
- 29 A
- BATTERY VOLTAGE:
- 12 V
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
- PRODUCT NAME:
- RECTIFIER AND REGULATOR
- RIDING STYLE:
- STREET
$309.95 -
CYCLE ELECTRIC INC Rectifying Regulator - Harley Davidson CE-601-07
CYCLE ELECTRIC INC
$292.95Most aftermarket regulators dump excess voltage to ground, forcing your stator to work harder and generating unnecessary heat that taxes your motor. The Cycle Electric CE-601-07 uses intelligent...21120394- SKU:
- 21120394
- Availability:
- Ships Same Business Day
- Weight:
- 2.58 LBS
- PRODUCT NAME:
- RECTIFIER AND REGULATOR
- UNITS:
- EACH
- BATTERY VOLTAGE:
- 12 V
- RIDING STYLE:
- STREET
- AMPS:
- 50 A
- COLOR/FINISH:
- BLACK
$292.95Qty in Cart: 0Quantity:Price:$292.95Subtotal: -
COMPU-FIRE Replacement Rotor for 40A 3-Phase Charging System - Harley Davidson 55650
COMPU-FIRE
$172.67A failing charging system rotor leaves you stranded and drains your battery faster than you can diagnose the problem. This COMPU-FIRE replacement rotor restores reliable alternator output, ensuring...DS195116- SKU:
- DS195116
- Availability:
- Ships Same Business Day
- Weight:
- 4.60 LBS
- AMPS:
- 40 A
- PRODUCT NAME:
- ROTOR
- RIDING STYLE:
- STREET
- BATTERY VOLTAGE:
- 12 V
- TYPE:
- ALTERNATOR
- UNITS:
- EACH
$172.67Qty in Cart: 0Quantity:Price:$172.67Subtotal: -
COMPU-FIRE Replacement Stator for 32A Charging System - Harley Davidson 55530
COMPU-FIRE
$146.82A failing stator drains your battery and leaves you stranded—the COMPU-FIRE Replacement Stator restores reliable charging output and keeps your electrical system running at peak performance. This...DS195202- SKU:
- DS195202
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
- COLOR/FINISH:
- UNFINISHED
- RIDING STYLE:
- STREET
- AMPS:
- 32 A
- BATTERY VOLTAGE:
- 12 V
- PRODUCT NAME:
- STATOR
- UNITS:
- EACH
$146.82Qty in Cart: 0Quantity:Price:$146.82Subtotal: -
COMPU-FIRE Replacement Rotor for 32A Charging System - Harley Davidson 55600
COMPU-FIRE
$172.67A failing charging system rotor doesn't just leave you stranded—it compromises your entire electrical system when you need it most. The COMPU-FIRE replacement rotor restores reliable charge output...DS195203- SKU:
- DS195203
- Availability:
- Ships Same Business Day
- Weight:
- 4.56 LBS
- BATTERY VOLTAGE:
- 12 V
- PRODUCT NAME:
- ROTOR
- AMPS:
- 32 A
- RIDING STYLE:
- STREET
- TYPE:
- ALTERNATOR
- UNITS:
- EACH
$172.67Qty in Cart: 0Quantity:Price:$172.67Subtotal: -
COMPU-FIRE Voltage Regulator 32A - Harley Davidson 55120
COMPU-FIRE
$235.95A worn or inefficient voltage regulator forces your stator to work harder than necessary, robbing horsepower and draining your battery. The COMPU-FIRE 32A Voltage Regulator eliminates that parasitic...DS313041- SKU:
- DS313041
- Availability:
- Ships Same Business Day
- Weight:
- 0.81 LBS
- AMPS:
- 32 A
- BATTERY VOLTAGE:
- 12 V
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- REGULATOR
- TYPE:
- SERIES-TYPE
$235.95 -
COMPU-FIRE 32A Voltage Regulator - Harley Davidson 55130
COMPU-FIRE
$255.95A worn or inefficient voltage regulator forces your stator to work harder than necessary, draining engine power and generating excess heat. The COMPU-FIRE 32A Voltage Regulator eliminates this...DS313058- SKU:
- DS313058
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- AMPS:
- 32 A
- BATTERY VOLTAGE:
- 12 V
- COLOR/FINISH:
- CHROME
- MATERIAL:
- BILLET ALUMINUM
- PRODUCT NAME:
- REGULATOR
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TYPE:
- SERIES-TYPE
$255.95 -
DRAG SPECIALTIES Stator - '14-'21 XL 29900068
DRAG SPECIALTIES
$173.29A failing stator means unreliable charging and potential roadside breakdowns—this OEM-equivalent stator restores dependable electrical output to your '14-'21 XL. Built to factory specifications, it...21121313- SKU:
- 21121313
- Availability:
- Ships Same Business Day
- Weight:
- 2.70 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- STATOR
- RIDING STYLE:
- STREET
$173.29 -
DRAG SPECIALTIES Regulator - Touring '17-'19 - Chrome 74700025C
DRAG SPECIALTIES
$250.33A failing voltage regulator will starve your electrical system and leave you stranded—or worse, damage critical components like your battery and alternator. The DRAG SPECIALTIES Regulator delivers...21121315- SKU:
- 21121315
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- AMPS:
- -
- BATTERY VOLTAGE:
- 12 V
- COLOR/FINISH:
- CHROME
- TYPE:
- CHARGE AND VOLTAGE REGULATOR
- UNITS:
- KIT
- PRODUCT NAME:
- REGULATOR
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
$250.33 -
DRAG SPECIALTIES Regulator - Black - 74700021 74700021B
DRAG SPECIALTIES
$273.87A reliable voltage regulator is critical for maintaining consistent electrical output across your motorcycle's systems—especially under high-load conditions on the track or during extended rides. The...21121207- SKU:
- 21121207
- Availability:
- Ships Same Business Day
- Weight:
- 2.85 LBS
- COLOR/FINISH:
- BLACK
- UNITS:
- KIT
- AMPS:
- 54 A
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- REGULATOR
- RIDING STYLE:
- STREET
- BATTERY VOLTAGE:
- 12 V
- TYPE:
- CHARGE AND VOLTAGE REGULATOR
$273.87 -
DRAG SPECIALTIES Regulator - Chrome - 74700021 74700021C
DRAG SPECIALTIES
$284.57A stable electrical system is the foundation of reliable engine performance, especially under high-demand racing conditions. This DRAG SPECIALTIES voltage regulator maintains precise output across...21121208- SKU:
- 21121208
- Availability:
- Ships Same Business Day
- Weight:
- 3.05 LBS
- UNITS:
- KIT
- BATTERY VOLTAGE:
- 12 V
- AMPS:
- 54 A
- COLOR/FINISH:
- CHROME
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- REGULATOR
- TYPE:
- CHARGE AND VOLTAGE REGULATOR
$284.57 -
DRAG SPECIALTIES Regulator - '14-'19 XL - Black 74700012B
DRAG SPECIALTIES
$187.20A failing voltage regulator will drain your battery, kill your ignition system, and leave you stranded—especially at the track when you can't afford downtime. The DRAG Specialties regulator maintains...21121209- SKU:
- 21121209
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- AMPS:
- -
- PRODUCT NAME:
- REGULATOR
- TYPE:
- CHARGE AND VOLTAGE REGULATOR
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- BATTERY VOLTAGE:
- 12 V
- COLOR/FINISH:
- BLACK
- UNITS:
- KIT
$187.20 -
DRAG SPECIALTIES Regulator - '14-'19 XL - Chrome 74700012C
DRAG SPECIALTIES
$195.76A failing voltage regulator leaves your electrical system vulnerable to undercharging and battery drain, especially during high-demand riding conditions. This Drag Specialties regulator delivers...21121210- SKU:
- 21121210
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- BATTERY VOLTAGE:
- 12 V
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- REGULATOR
- AMPS:
- -
- TYPE:
- CHARGE AND VOLTAGE REGULATOR
- UNITS:
- KIT
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
$195.76 -
DRAG SPECIALTIES Alternator Rotor - Harley Davidson R4035607
DRAG SPECIALTIES
$348.77A failing alternator rotor will starve your Harley's electrical system and leave you stranded. This Drag Specialties OEM replacement restores reliable charge output and eliminates the guesswork of...21120333- SKU:
- 21120333
- Availability:
- Ships Same Business Day
- Weight:
- 5.75 LBS
- BATTERY VOLTAGE:
- 12 V
- MATERIAL:
- STEEL
- UNITS:
- EACH
- AMPS:
- 50 A
- PRODUCT NAME:
- ROTOR
- TYPE:
- ALTERNATOR
- RIDING STYLE:
- STREET
$348.77Qty in Cart: 0Quantity:Price:$348.77Subtotal: -
DRAG SPECIALTIES Alternator Rotor - Harley Davidson R3249404B
DRAG SPECIALTIES
$314.53A failing alternator rotor compromises your charging system and leaves you stranded—especially critical on long rides where electrical reliability is non-negotiable. This OEM-specification rotor...21120334- SKU:
- 21120334
- Availability:
- Ships Same Business Day
- Weight:
- 8.30 LBS
- PRODUCT NAME:
- ROTOR
- TYPE:
- ALTERNATOR
- BATTERY VOLTAGE:
- 12 V
- MATERIAL:
- STEEL
- UNITS:
- EACH
- AMPS:
- 32 A
- RIDING STYLE:
- STREET
$314.53 -
DRAG SPECIALTIES Regulator - Big Twin '76-'80 - Chrome 74512-79A
DRAG SPECIALTIES
$98.39A failing voltage regulator leaves your Big Twin vulnerable to electrical system instability, dim lighting, and potential charging failures at critical moments. This Drag Specialties regulator...21120777- SKU:
- 21120777
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- PRODUCT NAME:
- REGULATOR
- TYPE:
- SOLID STATE
- UNITS:
- EACH
- AMPS:
- 17.8 A
- BATTERY VOLTAGE:
- 12 V
- COLOR/FINISH:
- CHROME
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
$98.39 -
DRAG SPECIALTIES Regulator - Big Twin '70-'75 - Black 74510-70BK
DRAG SPECIALTIES
$84.48Keeping your Big Twin's electrical system stable under demanding conditions is non-negotiable for reliable performance. This Drag Specialties regulator eliminates the wear and drift issues inherent...21120780- SKU:
- 21120780
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- BATTERY VOLTAGE:
- 12 V
- UNITS:
- EACH
- PRODUCT NAME:
- REGULATOR
- TYPE:
- SOLID STATE
- AMPS:
- 15 A
- COLOR/FINISH:
- BLACK
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
$84.48 -
DRAG SPECIALTIES Regulator - FL '02-'03 - Chrome 74622-02
DRAG SPECIALTIES
$282.43A failing voltage regulator doesn't just drain your battery—it can leave you stranded and damage critical electrical components. This Drag Specialties regulator delivers stable 12V output under all...21120785- SKU:
- 21120785
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- REGULATOR
- RIDING STYLE:
- STREET
- AMPS:
- 45 A
- UNITS:
- EACH
- AMPS:
- 38 A
- TYPE:
- SOLID STATE
- BATTERY VOLTAGE:
- 12 V
- COLOR/FINISH:
- CHROME
$282.43Qty in Cart: 0Quantity:Price:$282.43Subtotal:
