Harley Wiring Group
Harley Bike Wiring Groups at JJ Motorsports
Simplify your Harley's electrical upgrades with premium wiring extensions and connectors from JJ Motorsports, featuring plug-and-play harnesses and mating plugs for clean handlebar swaps, throttle-by-wire conversions, and accessory additions on Touring, Softail, Dyna, and Sportster models. These high-quality NAMZ components ensure reliable connections without cutting stock wiring.
Shop NAMZ wiring groups for race-proven reliability. Explore related categories such as Harley lights and electrical for batteries and switches, or Harley for handlebars and levers to complete your electrical refresh.
Top Harley Wiring Groups
- NAMZ Mating Connectors NMD-410017 – Universal mating connector set; weatherproof plugs for custom wiring on Twin Cam and M8 models.
- NAMZ Throttle by Wire Extension Harness Harley-Davidson NTBW-4202 – TBW extension harness for 2014+ Touring; 8-inch length for clean lever swaps.
- NAMZ Handlebar Wiring Extension 8" 96-06 FL NHCX-DB08 – 8-inch extension for 1996-2006 Touring; pre-wired for clutch and brake switches.
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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SADDLE TRAMP Speaker Harness - Lower Fairing BC-9722
SADDLE TRAMP
$63.95When upgrading to lower fairing speaker pods, you need a reliable connection that integrates seamlessly with your factory wiring. The SADDLE TRAMP Speaker Harness eliminates guesswork with OE-spec connectors that mate directly to your bike's electrical...21201131- SKU:
- 21201131
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- FOR MAKE:
- HARLEY DAVIDSON
- TYPE:
- SPEAKER
- PRODUCT NAME:
- WIRE HARNESS
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
$63.95 -
SADDLE TRAMP Speaker Harness - Saddlebag BC-9723
SADDLE TRAMP
$63.95If you're running audio equipment in your saddlebags, you need a harness that handles moisture and vibration without compromising signal integrity. The SADDLE TRAMP Speaker Harness (BC-9723) gives you a direct, weatherproof connection to your bike's OE...21201132- SKU:
- 21201132
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- RIDING STYLE:
- STREET
- TYPE:
- REAR SPEAKER
- FOR MAKE:
- HARLEY DAVIDSON
- PRODUCT NAME:
- WIRE HARNESS
- UNITS:
- PAIR
$63.95 -
On Sale
LA CHOPPERS Throttle-By-Wire Extension Kit - Harley Davidson LA-8999-02
LA CHOPPERS
MSRP: $59.99Now: $54.00Was: $59.99When you upgrade to taller bars or modify your handlebar setup, your factory throttle cable often comes up short—forcing awkward routing or compromised control. The LA CHOPPERS Throttle-By-Wire Extension Kit eliminates this problem with purpose-built...21200840- SKU:
- 21200840
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- CONNECTOR TYPE:
- PIN
- PRODUCT NAME:
- WIRING HARNESS
- TYPE:
- HANDLEBAR SWITCH
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 17-1/2'
- COLOR/FINISH:
- BLACK
- UNITS:
- KIT
MSRP: $59.99Now: $54.00Was: $59.99 -
J.W. SPEAKER 4-H Wire Harness - Harley Davidson 8200411
J.W. SPEAKER
$31.30Installing an aftermarket headlight on your Harley demands a reliable electrical connection—and this J.W. Speaker harness is engineered to deliver exactly that. The sealed solder butt connectors ensure weatherproof, corrosion-resistant joints that won't...21200891- SKU:
- 21200891
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- WIRE HARNESS ADAPTER
- TYPE:
- HEADLIGHT
$31.30 -
DRAG SPECIALTIES 16-Gauge Primary Wire - Black - 35FT DRAG-CW16B
DRAG SPECIALTIES
$10.95A reliable wiring harness is foundational to any electrical system—whether you're building a race engine, restoring a classic, or upgrading your street machine. This 16-gauge primary wire from Drag Specialties delivers the current-carrying capacity you...DS305170- SKU:
- DS305170
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- COPPER
- PRODUCT NAME:
- BULK WIRE
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- WIRE/CABLE LENGTH IMPERIAL:
- 35'
- TYPE:
- THERMOPLASTIC INSULATED
- WIRE GAUGE:
- 16 AWG
$10.95 -
DRAG SPECIALTIES 16-Gauge Primary Wire - Brown - 35FT DRAG-W16BR
DRAG SPECIALTIES
$10.95Reliable wiring is non-negotiable in performance builds where electrical failures cost races. This Drag Specialties 16-gauge primary wire delivers consistent current delivery with durable thermoplastic insulation rated for engine bay temperatures and...DS305172- SKU:
- DS305172
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- MATERIAL:
- COPPER
- PRODUCT NAME:
- BULK WIRE
- RIDING STYLE:
- STREET
- TYPE:
- THERMOPLASTIC INSULATED
- WIRE/CABLE LENGTH IMPERIAL:
- 35'
- COLOR/FINISH:
- BROWN
- UNITS:
- EACH
- WIRE GAUGE:
- 16 AWG
$10.95 -
DRAG SPECIALTIES 16-Gauge Primary Wire - Blue - 35FT DRAG-CW16E
DRAG SPECIALTIES
$10.95Reliable electrical wiring is the foundation of any performance build—cut corners here, and you're risking voltage drop, inconsistent performance, and potential safety issues. The DRAG Specialties 16-Gauge Primary Wire delivers the copper quality and...DS305174- SKU:
- DS305174
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- COLOR/FINISH:
- BLUE
- TYPE:
- THERMOPLASTIC INSULATED
- WIRE GAUGE:
- 16 AWG
- PRODUCT NAME:
- BULK WIRE
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 35'
- MATERIAL:
- COPPER
- UNITS:
- EACH
$10.95 -
DRAG SPECIALTIES 16-Gauge Primary Wire - Green - 35FT DRAG-CW16G
DRAG SPECIALTIES
$10.95A reliable electrical system is the foundation of any performance build, and choosing the right primary wire gauge is critical for proper current delivery and safety. The DRAG Specialties 16-gauge primary wire delivers the amperage capacity you need for...DS305176- SKU:
- DS305176
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- TYPE:
- THERMOPLASTIC INSULATED
- WIRE GAUGE:
- 16 AWG
- PRODUCT NAME:
- BULK WIRE
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- GREEN
- UNITS:
- EACH
- WIRE/CABLE LENGTH IMPERIAL:
- 35'
- MATERIAL:
- COPPER
$10.95 -
DRAG SPECIALTIES 16-Gauge Primary Wire - Purple - 35FT DRAG-CW16P
DRAG SPECIALTIES
$10.95Reliable wiring is the foundation of any solid electrical system, and cheap primary wire will fail you when you need it most. This Drag Specialties 16-gauge primary wire delivers the current capacity and durability required for performance builds,...DS305178- SKU:
- DS305178
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- MATERIAL:
- COPPER
- UNITS:
- EACH
- TYPE:
- THERMOPLASTIC INSULATED
- WIRE GAUGE:
- 16 AWG
- COLOR/FINISH:
- PURPLE
- PRODUCT NAME:
- BULK WIRE
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 35'
$10.95 -
DRAG SPECIALTIES 16-Gauge Primary Wire - Pink - 35FT DRAG-W16PK
DRAG SPECIALTIES
$10.95Reliable wiring is the foundation of any electrical system, whether you're building a custom harness for a race car or upgrading your street machine's charging circuit. DRAG Specialties' 16-gauge primary wire delivers consistent conductivity and...DS305180- SKU:
- DS305180
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- COLOR/FINISH:
- PINK
- UNITS:
- EACH
- WIRE/CABLE LENGTH IMPERIAL:
- 35'
- PRODUCT NAME:
- BULK WIRE
- RIDING STYLE:
- STREET
- TYPE:
- THERMOPLASTIC INSULATED
- WIRE GAUGE:
- 16 AWG
- MATERIAL:
- COPPER
$10.95 -
DRAG SPECIALTIES 16-Gauge Primary Wire - Red - 35FT DRAG-CW16R
DRAG SPECIALTIES
$10.95Reliable electrical connections are the foundation of any custom wiring harness, and undersized or poorly insulated wire invites voltage drop and heat buildup under load. This 16-gauge primary wire from Drag Specialties delivers the copper conductivity...DS305182- SKU:
- DS305182
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- COLOR/FINISH:
- RED
- MATERIAL:
- COPPER
- PRODUCT NAME:
- BULK WIRE
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- WIRE/CABLE LENGTH IMPERIAL:
- 35'
- WIRE GAUGE:
- 16 AWG
- TYPE:
- THERMOPLASTIC INSULATED
$10.95 -
DRAG SPECIALTIES 16-Gauge Primary Wire - White - 35FT DRAG-CW16W
DRAG SPECIALTIES
$10.95Reliable electrical routing is foundational to any custom wiring harness, and using OEM-grade primary wire ensures your circuits handle sustained amperage without voltage drop or heat issues. This Drag Specialties 16-gauge primary wire delivers...DS305184- SKU:
- DS305184
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- MATERIAL:
- COPPER
- PRODUCT NAME:
- BULK WIRE
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- COLOR/FINISH:
- WHITE
- WIRE GAUGE:
- 16 AWG
- TYPE:
- THERMOPLASTIC INSULATED
- WIRE/CABLE LENGTH IMPERIAL:
- 35'
$10.95 -
CYCLE VISIONS Custom Wire Harness CV-4869
CYCLE VISIONS
$199.99Makes wiring your custom motorcycle a snap, Includes just the essentials: keyed on-off start switch, three-way toggle switch, in-line fuses (15 and 30 amp), wire ends, shrink tube and wiring diagram, For custom applications only, Made in the U.S.A.21200018- SKU:
- 21200018
- Availability:
- Ships Same Business Day
- Weight:
- 2.15 LBS
- FEATURES:
- FUSED
- TYPE:
- MAIN
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- FEATURES:
- INCLUDES TERMINAL ENDS AND WIRE SEALS
- UNITS:
- KIT
- FEATURES:
- HEAT SHRINK
- MODEL:
- CUSTOM
- PRODUCT NAME:
- WIRING HARNESS
$199.99 -
CIRO Plug and Play Harness for Machete Light 40090
CIRO
$29.99Installing Machete™ Saddlebag LED Lights on your Harley-Davidson shouldn't require hours of custom wiring or expensive fabrication work. The CIRO Plug and Play Harness eliminates guesswork by providing a direct, OEM-quality connection tailored to your...21200983- SKU:
- 21200983
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- WIRING HARNESS KIT
- TYPE:
- WIRING HARNESS
- FOR MAKE:
- HARLEY DAVIDSON
- UNITS:
- KIT
- MODEL:
- MACHETE™
- RIDING STYLE:
- STREET
$29.99 -
CIRO Wiring Extension - 3-Wire 40097
CIRO
$13.99Works with Ciro rear end lighting accessories that utilize a 4-wire system.21200901- SKU:
- 21200901
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- CONNECTOR PIN COUNT:
- 3 PINS
- UNITS:
- PAIR
- PRODUCT NAME:
- CABLE CONNECTOR
- RIDING STYLE:
- STREET
- TYPE:
- LED ACCENT LIGHTING KIT
- WIRE/CABLE LENGTH IMPERIAL:
- 5'
- MODEL:
- SHOCK & AWE
$13.99 -
CIRO Wiring Extension - 4-Wire 40098
CIRO
$14.99Works with Ciro rear end lighting accessories that utilize a 4-wire system.21200902- SKU:
- 21200902
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- CONNECTOR PIN COUNT:
- 4 PINS
- MODEL:
- SHOCK & AWE
- UNITS:
- PAIR
- PRODUCT NAME:
- CABLE CONNECTOR
- RIDING STYLE:
- STREET
- TYPE:
- LED ACCENT LIGHTING KIT
- WIRE/CABLE LENGTH IMPERIAL:
- 4'
$14.99 -
CIRO Wire Y-Splitters 8" - Pair 41024
CIRO
$24.99Works with Ciro rear end lighting accessories that utilize a 4-wire system.21200931- SKU:
- 21200931
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- WIRE/CABLE LENGTH IMPERIAL:
- 6'
- CONNECTOR PIN COUNT:
- 3 PINS
- MODEL:
- SHOCK & AWE
- UNITS:
- PAIR
- PRODUCT NAME:
- Y SPLITTER
- RIDING STYLE:
- STREET
- TYPE:
- LED ACCENT LIGHTING KIT
$24.99 -
CIRO Wire Extensions 22" - Pair 41028
CIRO
$17.99Works with Ciro rear end lighting accessories that utilize a 4-wire system.21200933- SKU:
- 21200933
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- CONNECTOR PIN COUNT:
- 4 PINS
- MODEL:
- SHOCK & AWE
- UNITS:
- PAIR
- PRODUCT NAME:
- WIRE HARNESS EXTENSION
- WIRE/CABLE LENGTH IMPERIAL:
- 22'
- RIDING STYLE:
- STREET
- TYPE:
- LED ACCENT LIGHTING KIT
$17.99 -
CIRO Rear Lighting Y-Splitters 40099
CIRO
$24.99Make Ciro® rear lighting products compatible with four-wire systems21200890- SKU:
- 21200890
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- STREET
- TYPE:
- MARKER LIGHT
- UNITS:
- PAIR
- PRODUCT NAME:
- WIRE HARNESS ADAPTER
$24.99 -
CIRO Front Turn Signal Harness 40095
CIRO
$39.99Can be used when installing multiple front end lighting with amber turn signals21201154- SKU:
- 21201154
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- Y-HARNESS
- TYPE:
- FRONT TURN SIGNAL
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
$39.99
