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Alternator

Alternator

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

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
  • CYCLE ELECTRIC INC Replacement - Stator CE-6011

    CYCLE ELECTRIC INC Replacement - Stator CE-6011

    CYCLE ELECTRIC INC

    $161.95
    A 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 OEM-spec replacement that eliminates guesswork. Built to...
    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
    $161.95
    Qty in Cart: 0
    Quantity:
    Price:
    $161.95
    Subtotal:
  • CYCLE ELECTRIC INC Charging Kit - Harley Davidson CE-63T

    CYCLE ELECTRIC INC Charging Kit - Harley Davidson CE-63T

    CYCLE ELECTRIC INC

    $658.95
    Stock 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 Cycle Electric Inc CE-63T Charging Kit delivers...
    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
    Qty in Cart: 0
    Quantity:
    Price:
    $658.95
    Subtotal:
  • CYCLE ELECTRIC INC Rectifying - Regulator CE-445

    CYCLE ELECTRIC INC Rectifying - Regulator CE-445

    CYCLE ELECTRIC INC

    $309.95
    A 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 accessories. The Cycle Electric Inc CE-445 delivers...
    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
    Qty in Cart: 0
    Quantity:
    Price:
    $309.95
    Subtotal:
  • CYCLE ELECTRIC INC Rectifying Regulator - Harley Davidson CE-601-07

    CYCLE ELECTRIC INC Rectifying Regulator - Harley Davidson CE-601-07

    CYCLE ELECTRIC INC

    $292.95
    Most 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 current blocking to control voltage instead—reducing stator...
    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
    Qty in Cart: 0
    Quantity:
    Price:
    $292.95
    Subtotal:
  • COMPU-FIRE Replacement Rotor for 40A 3-Phase Charging System - Harley Davidson 55650

    COMPU-FIRE Replacement Rotor for 40A 3-Phase Charging System - Harley Davidson 55650

    COMPU-FIRE

    $172.67
    A 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 your Harley's electrical system delivers consistent...
    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
    $172.67
    Qty in Cart: 0
    Quantity:
    Price:
    $172.67
    Subtotal:
  • COMPU-FIRE Replacement Stator for 32A Charging System - Harley Davidson 55530

    COMPU-FIRE Replacement Stator for 32A Charging System - Harley Davidson 55530

    COMPU-FIRE

    $146.82
    A 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 OEM-quality replacement is engineered for consistent...
    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
    $146.82
    Qty in Cart: 0
    Quantity:
    Price:
    $146.82
    Subtotal:
  • COMPU-FIRE Replacement Rotor for 32A Charging System - Harley Davidson 55600

    COMPU-FIRE Replacement Rotor for 32A Charging System - Harley Davidson 55600

    COMPU-FIRE

    $172.67
    A 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 and eliminates the guesswork of OEM uncertainty. If...
    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
    $172.67
    Qty in Cart: 0
    Quantity:
    Price:
    $172.67
    Subtotal:
  • COMPU-FIRE Voltage Regulator 32A - Harley Davidson 55120

    COMPU-FIRE Voltage Regulator 32A - Harley Davidson 55120

    COMPU-FIRE

    $235.95
    A 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 load with intelligent open-circuit design—meaning zero...
    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
    Qty in Cart: 0
    Quantity:
    Price:
    $235.95
    Subtotal:
  • COMPU-FIRE 32A Voltage Regulator - Harley Davidson 55130

    COMPU-FIRE 32A Voltage Regulator - Harley Davidson 55130

    COMPU-FIRE

    $255.95
    A 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 parasitic load by switching to an open circuit when the...
    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
    Qty in Cart: 0
    Quantity:
    Price:
    $255.95
    Subtotal:
  • CYCLE ELECTRIC INC Rectifying Regulator Low Voltage - Harley Davidson CE-325L

    CYCLE ELECTRIC INC Rectifying Regulator Low Voltage - Harley Davidson CE-325L

    CYCLE ELECTRIC INC

    $217.95
    If you're running a Harley-Davidson or Buell with an alternator, your charging system is either working efficiently or draining power from your motor—there's no middle ground. Most rectifiers simply dump excess voltage to ground, forcing your stator to...
    DS313066
    SKU:
    DS313066
    Availability:
    Ships Same Business Day
    Weight:
    1.25 LBS
    PRODUCT NAME:
    RECTIFIER AND REGULATOR
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    AMPS:
    32 A
    BATTERY VOLTAGE:
    12 V
    COLOR/FINISH:
    BLACK
    $217.95
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • CYCLE ELECTRIC INC Rectifying Regulator - Harley Davidson CE-208

    CYCLE ELECTRIC INC Rectifying Regulator - Harley Davidson CE-208

    CYCLE ELECTRIC INC

    $217.95
    Stock voltage regulators dump excess current to ground, forcing your alternator to work harder and generating unnecessary heat that robs your engine of efficiency. The Cycle Electric CE-208 rectifying regulator takes a smarter approach—it actively blocks...
    DS313068
    SKU:
    DS313068
    Availability:
    Ships Same Business Day
    Weight:
    1.13 LBS
    AMPS:
    18 A
    PRODUCT NAME:
    RECTIFIER AND REGULATOR
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    AMPS:
    22 A
    BATTERY VOLTAGE:
    12 V
    COLOR/FINISH:
    BLACK
    $217.95
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • CYCLE ELECTRIC INC 12 V Low Output Regulator CE-540L

    CYCLE ELECTRIC INC 12 V Low Output Regulator CE-540L

    CYCLE ELECTRIC INC

    $239.95
    If you're running a classic or vintage motorcycle with a small-displacement engine and wraparound oil tank, reliable charging is non-negotiable—especially if you're pushing your bike hard at the track or on long rides. The Cycle Electric Inc CE-540L is a...
    DS313070
    SKU:
    DS313070
    Availability:
    Ships Same Business Day
    Weight:
    1.63 LBS
    BATTERY VOLTAGE:
    12 V
    COLOR/FINISH:
    BLACK
    TYPE:
    GENERATOR-MOUNTED
    UNITS:
    EACH
    PRODUCT NAME:
    REGULATOR
    RIDING STYLE:
    STREET
    $239.95
    Qty in Cart: 0
    Quantity:
    Price:
    $239.95
    Subtotal:
  • CYCLE ELECTRIC INC Regulator Replacement for DS-313074 - Harley Davidson CE-500L

    CYCLE ELECTRIC INC Regulator Replacement for DS-313074 - Harley Davidson CE-500L

    CYCLE ELECTRIC INC

    $238.95
    A failing charging system leaves you stranded—and Harley riders know that reliable electrical output is non-negotiable. The CYCLE ELECTRIC INC CE-500L regulator delivers consistent, intelligent charging that adapts to your bike's temperature demands,...
    DS313072
    SKU:
    DS313072
    Availability:
    Ships Same Business Day
    Weight:
    1.70 LBS
    COLOR/FINISH:
    BLACK
    TYPE:
    LOW VOLTAGE
    RIDING STYLE:
    STREET
    BATTERY VOLTAGE:
    12 V
    PRODUCT NAME:
    REGULATOR
    UNITS:
    EACH
    $238.95
    Qty in Cart: 0
    Quantity:
    Price:
    $238.95
    Subtotal:
  • RICK'S MOTORSPORT ELECTRIC Regulator/Rectifier - Indian 10-570

    RICK'S MOTORSPORT ELECTRIC Regulator/Rectifier - Indian 10-570

    RICK'S MOTORSPORT ELECTRIC

    $214.95
    A regulator/rectifier is critical to your Indian's electrical system—it converts AC current from your alternator into DC power while protecting your battery and electronics from voltage spikes. Without a properly functioning unit, you'll face dead...
    21121151
    SKU:
    21121151
    Availability:
    Ships Same Business Day
    Weight:
    2.30 LBS
    COLOR/FINISH:
    BLACK
    RIDING STYLE:
    STREET
    TYPE:
    OE REPLACEMENT
    UNITS:
    EACH
    PRODUCT NAME:
    RECTIFIER AND REGULATOR
    $214.95
    Qty in Cart: 0
    Quantity:
    Price:
    $214.95
    Subtotal:
  • DRAG SPECIALTIES Stator - 38A 3 Phase 30017-01

    DRAG SPECIALTIES Stator - 38A 3 Phase 30017-01

    DRAG SPECIALTIES

    $147.63
    A reliable stator is critical to maintaining consistent charging output on your bike, especially under high-demand conditions like extended rides or competitive use. The DRAG SPECIALTIES 38A 3-Phase stator delivers OEM-equivalent performance with...
    21120094
    SKU:
    21120094
    Availability:
    Ships Same Business Day
    Weight:
    2.52 LBS
    PRODUCT NAME:
    STATOR
    RIDING STYLE:
    STREET
    AMPS:
    38 A
    TYPE:
    ALTERNATOR
    UNITS:
    EACH
    BATTERY VOLTAGE:
    12 V
    $147.63
    Qty in Cart: 0
    Quantity:
    Price:
    $147.63
    Subtotal:
  • RICK'S MOTORSPORT ELECTRIC Hot Shot Stator - Buell 21-026H

    RICK'S MOTORSPORT ELECTRIC Hot Shot Stator - Buell 21-026H

    RICK'S MOTORSPORT ELECTRIC

    $240.95
    A failing stator leaves you stranded and drains your electrical system when you need it most. The RICK'S MOTORSPORT ELECTRIC Hot Shot Stator for Buell models delivers reliable charging output with heavy-duty construction designed to handle the demands of...
    21120989
    SKU:
    21120989
    Availability:
    Ships Same Business Day
    Weight:
    2.45 LBS
    TYPE:
    ALTERNATOR
    PRODUCT NAME:
    STATOR
    BATTERY VOLTAGE:
    12 V
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    $240.95
    Qty in Cart: 0
    Quantity:
    Price:
    $240.95
    Subtotal:
  • RICK'S MOTORSPORT ELECTRIC Stator - Buell 21-027

    RICK'S MOTORSPORT ELECTRIC Stator - Buell 21-027

    RICK'S MOTORSPORT ELECTRIC

    $256.95
    A reliable stator is fundamental to your electrical system—without it, you're stranded. This OEM-style stator restores consistent charging output and eliminates the risk of mid-ride electrical failure that compromises both safety and performance. For...
    21120990
    SKU:
    21120990
    Availability:
    Ships Same Business Day
    Weight:
    2.50 LBS
    BATTERY VOLTAGE:
    12 V
    TYPE:
    ALTERNATOR
    UNITS:
    EACH
    PRODUCT NAME:
    STATOR
    RIDING STYLE:
    STREET
    $256.95
    Qty in Cart: 0
    Quantity:
    Price:
    $256.95
    Subtotal:
  • RICK'S MOTORSPORT ELECTRIC Regulator - Rectifier - Hot Shot Series - Harley Davidson 10-017H

    RICK'S MOTORSPORT ELECTRIC Regulator - Rectifier - Hot Shot Series - Harley Davidson 10-017H

    RICK'S MOTORSPORT ELECTRIC

    $239.95
    A failing voltage regulator-rectifier can leave you stranded with a dead battery or damaged electrical components. Rick's Motorsport Electric Hot Shot Series delivers heavy-duty reliability with advanced Mosfet technology that runs cooler than OEM units,...
    21121010
    SKU:
    21121010
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    PRODUCT NAME:
    RECTIFIER AND REGULATOR
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    TYPE:
    OE REPLACEMENT
    MODEL:
    HOT SHOT
    $239.95
    Qty in Cart: 0
    Quantity:
    Price:
    $239.95
    Subtotal:
  • RICK'S MOTORSPORT ELECTRIC Regulator/Rectifier - Victory 10-562

    RICK'S MOTORSPORT ELECTRIC Regulator/Rectifier - Victory 10-562

    RICK'S MOTORSPORT ELECTRIC

    $209.95
    A failing regulator/rectifier will leave you stranded and drain your battery faster than you can diagnose the problem. RICK'S MOTORSPORT ELECTRIC's OEM-style unit restores reliable voltage regulation and charging performance, keeping your electrical...
    21121016
    SKU:
    21121016
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    MODEL:
    OE REPLACEMENT
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    RECTIFIER AND REGULATOR
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $209.95
    Subtotal:
  • DRAG SPECIALTIES Regulator - FX/FLST '01-'06 - Black 74540-01

    DRAG SPECIALTIES Regulator - FX/FLST '01-'06 - Black 74540-01

    DRAG SPECIALTIES

    $103.95
    A failing voltage regulator will leave you stranded—either draining your battery or frying your electrical components mid-ride. This DRAG SPECIALTIES regulator delivers rock-solid 12V output under all riding conditions, eliminating the voltage...
    21120808
    SKU:
    21120808
    Availability:
    Ships Same Business Day
    Weight:
    1.90 LBS
    PRODUCT NAME:
    REGULATOR
    TYPE:
    SOLID STATE
    BATTERY VOLTAGE:
    12 V
    UNITS:
    EACH
    AMPS:
    38 A
    COLOR/FINISH:
    BLACK
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    STREET
    $103.95
    Qty in Cart: 0
    Quantity:
    Price:
    $103.95
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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