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
-
SADDLE TRAMP Bypass Harness - Amplifier BC-9726
SADDLE TRAMP
$75.95OEM amplifier bypass harness21201134- SKU:
- 21201134
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- PRODUCT NAME:
- WIRING HARNESS
- UNITS:
- EACH
- FOR MAKE:
- HARLEY DAVIDSON
- RIDING STYLE:
- STREET
$75.95 -
SADDLE TRAMP Speaker Harness - Tour-Pak BC-9727
SADDLE TRAMP
$55.95Plugs into OE backbone harness, Over molded grommet for water-tight seal, 18ga OFC wires EIA colors21201135- SKU:
- 21201135
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- PRODUCT NAME:
- WIRING HARNESS
- TYPE:
- SPEAKER
- TYPE:
- TOUR PACK
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- FOR MAKE:
- HARLEY DAVIDSON
$55.95 -
SADDLE TRAMP Harness - '98-'13 FL 70-9800
SADDLE TRAMP
$25.95For use with radio replacement kit part # 4401-025221201153- SKU:
- 21201153
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- TYPE:
- RADIO
- FOR MAKE:
- HARLEY DAVIDSON
- PRODUCT NAME:
- WIRE HARNESS
$25.95 -
SADDLE TRAMP Integration Harness - FLHTP BC-9700P
SADDLE TRAMP
$116.95Allows plug-n-play installation of Harley-Davidson® Boom!™ Box GTS Radio Kit, Provides OEM front speaker output connection and rear output connection21201067- SKU:
- 21201067
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- PRODUCT NAME:
- WIRE HARNESS
- FOR MAKE:
- HARLEY DAVIDSON
- UNITS:
- KIT
- RIDING STYLE:
- STREET
$116.95 -
SADDLE TRAMP 2-Channel Converter - Harley Davidson AX-MLOC-HD1
SADDLE TRAMP
$48.952-channel input with adjustable gain for each channel, Includes additional speaker pod harnesses, 80 watt max per channel21201068- SKU:
- 21201068
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- FOR MAKE:
- HARLEY DAVIDSON
- UNITS:
- EACH
- PRODUCT NAME:
- CONVERTER
- RIDING STYLE:
- STREET
- TYPE:
- 2-CHANNEL
$48.95 -
SADDLE TRAMP Handlebar Interface - Harley Davidson HD-ASWC-1
SADDLE TRAMP
$106.95For handlebars with radio controls, Patented auto-detect system configures itself to the bike and radio, Includes plug-and-play harness, Provides wires for speakers21201069- SKU:
- 21201069
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- PRODUCT NAME:
- WIRING HARNESS
- UNITS:
- EACH
- FOR MAKE:
- HARLEY DAVIDSON
- TYPE:
- HANDLEBAR CONTROL
- RIDING STYLE:
- STREET
$106.95 -
THUNDERMAX Center brake Light Module - Harley Davidson EA4094
THUNDERMAX
$46.95Compatible with LED and incandescent bulbs, Solid-state construction, fully circuit-protected and has no relays to wear out, Compact size of 2" x 0.6" x 0.5" lets you mount it just about anywhere, 12V, 3A max current capacity, Simple four-wire hookup;...21200084- SKU:
- 21200084
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- AMPS:
- 3 A
- UNITS:
- EACH
- VOLTS:
- 12 V
- PRODUCT NAME:
- BRAKE LIGHT MODULE
- TYPE:
- ACCESSORY
$46.95Qty in Cart: 0Quantity:Price:$46.95Subtotal: -
THUNDERMAX Push Button Converter - Harley Davidson EA4093
THUNDERMAX
$46.95Convenient way to wire up push-button hand control switches, Takes momentary signal from a push-button hand control switch and converts it to a standard "latching" signal, Design is fully circuit-protected and has no relays to wear out, Compact size,...21200085- SKU:
- 21200085
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- PRODUCT NAME:
- PUSH-BUTTON CONVERTER AND HARNESS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- AMPS:
- 1 A
- TYPE:
- HANDLEBAR SWITCH
- UNITS:
- EACH
$46.95 -
THUNDERMAX Micro Harness Controller EA4360
THUNDERMAX
$406.95Billet 6061 T-6 aluminum housing and 7' trim-to-fit wiring design is compact and easily hidden on custom motorcycles, Perform all fuse, relay (includes starter relay) and signal-canceling functions in one simple package, Provide multiple flasher...21200086- SKU:
- 21200086
- Availability:
- Ships Same Business Day
- Weight:
- 2.99 LBS
- PRODUCT NAME:
- WIRING HARNESS KIT
- TYPE:
- BRAKE LIGHT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- TYPE:
- MINI
$406.95 -
THUNDERMAX Micro Harness Controller EA4260
THUNDERMAX
$359.95Billet 6061 T-6 aluminum housing and 7' trim-to-fit wiring design is compact and easily hidden on custom motorcycles, Perform all fuse, relay (includes starter relay) and signal-canceling functions in one simple package, Provide multiple flasher...21200023- SKU:
- 21200023
- Availability:
- Ships Same Business Day
- Weight:
- 2.93 LBS
- PRODUCT NAME:
- WIRING HARNESS KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- TYPE:
- MINI
$359.95 -
THUNDERMAX Electronic Harness Controller EA4250D-C
THUNDERMAX
$369.95Compact design makes it easy to hide on a custom motorcycle, Performs all fuse, relay and signal-canceling functions in one simple package, Allows a dual-filament bulb to be used in three ways: tail, brake and turn signal (excluding the need for a center...21200675- SKU:
- 21200675
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
- PRODUCT NAME:
- WIRING HARNESS
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TYPE:
- TURN SIGNAL
$369.95 -
CIRO Plug and Play Harness for Machete Light 40090
CIRO
$29.99Used to install Machete™ Saddlebag LED Lights (2040-2484) on the specific H-D models (see fitment), May also be used in other custom lighting applications for plug-n-play installations21200983- 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 -
CIRO Fairing Power Y-Harness 40096
CIRO
$12.99Fairing power Y-harness allows easy installation of multiple powered fairing accessories, Connects to the fairing power node to add LED effects or other accessories, Simple plug-in installation21200985- SKU:
- 21200985
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- HARNESS FAIRING
- TYPE:
- FAIRING
- FOR MAKE:
- HARLEY DAVIDSON
- UNITS:
- KIT
- MODEL:
- MACHETE™
- RIDING STYLE:
- STREET
$12.99 -
On Sale
BARNETT Electronic Throttle Control Extensions - 15" - Harley Davidson 152-30-30015
BARNETT
MSRP: $57.29Now: $51.56Was: $57.29Allow easy changes in handlebar height on models with electronic throttle control, Made with OEM-type connectors, Extensions can be snapped together to create longer lengths, Made in the U.S.A.21200253- SKU:
- 21200253
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- PRODUCT NAME:
- WIRING HARNESS
- UNITS:
- EACH
- TYPE:
- THROTTLE-BY-WIRE
- WIRE/CABLE LENGTH IMPERIAL:
- 15'
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
MSRP: $57.29Now: $51.56Was: $57.29
