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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On Sale
LA CHOPPERS Handle Bar Extension Wiring Kit - Harley Davidson LA-8990-01
LA CHOPPERS
MSRP: $52.99Now: $48.00Was: $52.99LA CHOPPERS Handle Bar Extension Wiring Kit - Harley Davidson LA-8990-01 streamlines handlebar wiring and saves installation time. The kit contains all materials needed to extend wires for hand...21200383- SKU:
- 21200383
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- UNITS:
- KIT
- FEATURES:
- HEAT SHRINK
- PRODUCT NAME:
- WIRING HARNESS
- FEATURES:
- INCLUDES TERMINAL ENDS
- TYPE:
- HANDLEBAR SWITCH
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 24'
MSRP: $52.99Now: $48.00Was: $52.99 -
On Sale
LA CHOPPERS Handle Bar Extension Wiring Kit - Harley Davidson LA-8991-00
LA CHOPPERS
MSRP: $84.99Now: $76.00Was: $84.99Extending your handlebar controls on a custom Harley shouldn't mean fabricating custom wiring harnesses from scratch. This LA CHOPPERS kit eliminates guesswork with pre-crimped terminals, OEM...21200384- SKU:
- 21200384
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- UNITS:
- KIT
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 24'
- FEATURES:
- HEAT SHRINK
- FEATURES:
- INCLUDES TERMINAL ENDS
- TYPE:
- HANDLEBAR SWITCH
- PRODUCT NAME:
- WIRING HARNESS
MSRP: $84.99Now: $76.00Was: $84.99 -
On Sale
LA CHOPPERS Handle Bar Extension Wiring Kit - Harley Davidson LA-8991-91
LA CHOPPERS
MSRP: $127.49Now: $115.00Was: $127.49Extending your hand controls to fit taller ape hanger bars shouldn't mean hours of custom wiring and splicing—that's where this kit saves you both time and frustration. LA CHOPPERS delivers...21200552- SKU:
- 21200552
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- TYPE:
- HANDLEBAR
- WIRE/CABLE LENGTH IMPERIAL:
- 24'
- PRODUCT NAME:
- EXTENSION WIRING KIT
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- FOR MAKE:
- HARLEY DAVIDSON
- UNITS:
- KIT
MSRP: $127.49Now: $115.00Was: $127.49 -
On Sale
LA CHOPPERS Heated Grip Extension - Harley Davidson LA-8998-00
LA CHOPPERS
MSRP: $29.99Now: $27.00Was: $29.99If you've upgraded to long bars on your Harley-Davidson, your factory heated grips and throttle-by-wire harnesses fall short—literally. The LA CHOPPERS Heated Grip Extension solves this with...21200946- SKU:
- 21200946
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- EXTENSION WIRING KIT
- RIDING STYLE:
- STREET
- TYPE:
- HANDLEBAR
- UNITS:
- KIT
MSRP: $29.99Now: $27.00Was: $29.99 -
On Sale
LA CHOPPERS Throttle-by-Wire and Heated Grip Extension Kit - Harley Davidson LA-8998-01
LA CHOPPERS
MSRP: $69.99Now: $63.00Was: $69.99Upgrading to taller handlebars shouldn't mean losing throttle-by-wire responsiveness or heated grip functionality. This LA CHOPPERS extension kit solves the common fitment problem by providing...21200947- SKU:
- 21200947
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- TYPE:
- HANDLEBAR
- PRODUCT NAME:
- EXTENSION WIRING KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
MSRP: $69.99Now: $63.00Was: $69.99 -
On Sale
LA CHOPPERS Hand Control Extension Harness - 9" - FLHRXS LA-8993-39
LA CHOPPERS
MSRP: $149.99Now: $135.00Was: $149.99If you're running an FLHRXS Road King Special with aftermarket hand controls, you already know that routing harnesses through the bars creates headaches—and routing errors create electrical gremlins...21201034- SKU:
- 21201034
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- FOR MAKE:
- HARLEY DAVIDSON
- PRODUCT NAME:
- WIRE HARNESS EXTENSION
- UNITS:
- EACH
- WIRE/CABLE LENGTH IMPERIAL:
- 9'
- TYPE:
- HAND CONTROL
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
MSRP: $149.99Now: $135.00Was: $149.99 -
On Sale
LA CHOPPERS Handle Bar Extension Wiring Kit - FLHT/T - 21+ LA-8991-94
LA CHOPPERS
MSRP: $119.99Now: $108.00Was: $119.99If you're extending your handlebar setup on a 2021+ FLHT/T, factory wiring harnesses often create routing headaches and require jumper connections between your switch housing and control module. This...21201140- SKU:
- 21201140
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- FOR MAKE:
- HARLEY DAVIDSON
- TYPE:
- HANDLEBAR
- UNITS:
- KIT
- WIRE/CABLE LENGTH IMPERIAL:
- 20'
- PRODUCT NAME:
- EXTENSION WIRING KIT
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
MSRP: $119.99Now: $108.00Was: $119.99 -
On Sale
LA CHOPPERS Clutch/Brake Wire - 36" - FLH/T - 21+ LA-8994-36
LA CHOPPERS
MSRP: $89.99Now: $81.00Was: $89.99If you've upgraded your FLH/T handlebar setup and your factory clutch and brake wires fall short, this 36" harness extension eliminates slack and routing issues while maintaining OEM-spec...21201141- SKU:
- 21201141
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- WIRE/CABLE LENGTH IMPERIAL:
- 36'
- PRODUCT NAME:
- WIRE KIT
- FOR MAKE:
- HARLEY DAVIDSON
- UNITS:
- KIT
- RIDING STYLE:
- STREET
MSRP: $89.99Now: $81.00Was: $89.99 -
On Sale
LA CHOPPERS Clutch/Brake Wire - 39" - FLH/T - 21+ LA-8994-39
LA CHOPPERS
MSRP: $89.99Now: $81.00Was: $89.99If you've upgraded to taller handlebars on your 2021+ FLH/FLHT, your stock clutch and brake wires won't reach without binding or excessive tension. LA CHOPPERS solves this with an extended 39"...21201142- SKU:
- 21201142
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- WIRE KIT
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 39'
- FOR MAKE:
- HARLEY DAVIDSON
- UNITS:
- KIT
MSRP: $89.99Now: $81.00Was: $89.99 -
On Sale
LA CHOPPERS Clutch/Brake Wire - 42" - FLH/T - 21+ LA-8994-42
LA CHOPPERS
MSRP: $92.99Now: $84.00Was: $92.99Stock handlebar configurations often fall short when you're customizing your FLH/T's controls. The LA CHOPPERS 42" Clutch/Brake Wire eliminates cable bind and routing complications by providing...21201143- SKU:
- 21201143
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- WIRE KIT
- FOR MAKE:
- HARLEY DAVIDSON
- UNITS:
- KIT
- WIRE/CABLE LENGTH IMPERIAL:
- 42'
MSRP: $92.99Now: $84.00Was: $92.99 -
On Sale
LA CHOPPERS Clutch/Brake Wire - 45" - FLH/T - 21+ LA-8994-45
LA CHOPPERS
MSRP: $94.99Now: $85.00Was: $94.99If you're running extended bars, a raked frame, or custom controls on your 2021+ FLH/FLHT, the stock clutch and brake wires won't reach. LA CHOPPERS solves this with a purpose-built 45" harness that...21201144- SKU:
- 21201144
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- WIRE KIT
- WIRE/CABLE LENGTH IMPERIAL:
- 45'
- RIDING STYLE:
- STREET
- FOR MAKE:
- HARLEY DAVIDSON
- UNITS:
- KIT
MSRP: $94.99Now: $85.00Was: $94.99 -
On Sale
LA CHOPPERS Clutch/Brake Wire - 48" - FLH/T - 21+ LA-8994-48
LA CHOPPERS
MSRP: $97.49Now: $88.00Was: $97.49If you're running taller aftermarket handlebars on your 2021+ Harley-Davidson FLH/T, your factory clutch and brake wiring won't reach the control module without strain or jerry-rigged extensions. The...21201145- SKU:
- 21201145
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 48'
- PRODUCT NAME:
- WIRE KIT
- FOR MAKE:
- HARLEY DAVIDSON
- UNITS:
- KIT
MSRP: $97.49Now: $88.00Was: $97.49 -
On Sale
LA CHOPPERS Handle Bar Extension Wiring Kit - Harley Davidson LA-8991-92
LA CHOPPERS
MSRP: $107.99Now: $97.00Was: $107.99Extended handlebars demand properly routed wiring, and improvised solutions lead to exposed terminals, poor connections, and sloppy aesthetics. The LA CHOPPERS Handle Bar Extension Wiring Kit...21200640- SKU:
- 21200640
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 20'
- FOR MAKE:
- HARLEY DAVIDSON
- PRODUCT NAME:
- EXTENSION WIRING KIT
- UNITS:
- KIT
- TYPE:
- HANDLEBAR
MSRP: $107.99Now: $97.00Was: $107.99 -
On Sale
LA CHOPPERS Throttle-By-Wire Extension Kit - Harley Davidson LA-8999-01
LA CHOPPERS
MSRP: $52.99Now: $48.00Was: $52.99Custom handlebar installations demand proper throttle-by-wire extension to maintain factory electronics integrity and safe operation. The LA CHOPPERS Throttle-By-Wire Extension Kit eliminates the...21200641- SKU:
- 21200641
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- CONNECTOR TYPE:
- PIN
- PRODUCT NAME:
- WIRING HARNESS
- COLOR/FINISH:
- BLACK
- TYPE:
- THROTTLE-BY-WIRE
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 20'
MSRP: $52.99Now: $48.00Was: $52.99 -
On Sale
LA CHOPPERS Handle Bar Extension Wiring Kit - Harley Davidson LA-8991-93
LA CHOPPERS
MSRP: $119.99Now: $108.00Was: $119.99When you extend your handlebars beyond stock geometry, your original wiring won't reach—leaving you with exposed connections or incomplete hand controls. LA CHOPPERS eliminates the guesswork with...21200841- SKU:
- 21200841
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- COLOR/FINISH:
- BLACK
- FOR MAKE:
- HARLEY DAVIDSON
- PRODUCT NAME:
- EXTENSION WIRING KIT
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- TYPE:
- HANDLEBAR
- WIRE/CABLE LENGTH IMPERIAL:
- 19-1/2'
MSRP: $119.99Now: $108.00Was: $119.99 -
On Sale
LA CHOPPERS Can-Bus Wiring Harness Extension - 36" LA-8992-36
LA CHOPPERS
MSRP: $89.99Now: $81.00Was: $89.99If you're extending your handlebar controls beyond stock reach, you need a reliable CAN-Bus extension that doesn't compromise signal integrity or require custom fabrication. LA CHOPPERS' 36"...21200880- SKU:
- 21200880
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- WIRE/CABLE LENGTH IMPERIAL:
- 36'
- PRODUCT NAME:
- EXTENSION CABLE
- RIDING STYLE:
- STREET
- UNITS:
- SET
- COLOR/FINISH:
- BLACK
MSRP: $89.99Now: $81.00Was: $89.99 -
On Sale
LA CHOPPERS Can-Bus Wiring Harness Extension - 39" LA-8992-39
LA CHOPPERS
MSRP: $89.99Now: $81.00Was: $89.99Modern Can-Bus equipped motorcycles demand precise wiring integration when upgrading handlebars, and a poorly routed or undersized harness creates electrical gremlins that compromise functionality...21200881- SKU:
- 21200881
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- EXTENSION CABLE
- RIDING STYLE:
- STREET
- UNITS:
- SET
- WIRE/CABLE LENGTH IMPERIAL:
- 39'
MSRP: $89.99Now: $81.00Was: $89.99 -
On Sale
LA CHOPPERS Can-Bus Wiring Harness Extension - 42" LA-8992-42
LA CHOPPERS
MSRP: $94.99Now: $85.00Was: $94.99Extending your handlebar controls shouldn't mean custom fabrication and guesswork—the LA CHOPPERS Can-Bus Wiring Harness Extension delivers plug-and-play simplicity with OEM-level reliability...21200882- SKU:
- 21200882
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- PRODUCT NAME:
- EXTENSION CABLE
- RIDING STYLE:
- STREET
- UNITS:
- SET
- COLOR/FINISH:
- BLACK
- WIRE/CABLE LENGTH IMPERIAL:
- 42'
MSRP: $94.99Now: $85.00Was: $94.99 -
On Sale
LA CHOPPERS Can-Bus Wiring Harness Extension - 45" LA-8992-45
LA CHOPPERS
MSRP: $94.99Now: $85.00Was: $94.99Extending your Can-Bus handlebar controls shouldn't require custom fabrication or soldering—this LA CHOPPERS harness extension handles the job with a simple plug-and-play connection. Whether you're...21200883- SKU:
- 21200883
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- WIRE/CABLE LENGTH IMPERIAL:
- 45'
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- EXTENSION CABLE
- UNITS:
- SET
- COLOR/FINISH:
- BLACK
MSRP: $94.99Now: $85.00Was: $94.99 -
On Sale
LA CHOPPERS Can-Bus Wiring Harness Extension - 48" LA-8992-48
LA CHOPPERS
MSRP: $97.49Now: $88.00Was: $97.49When extending handlebar controls on modern motorcycles, factory Can-Bus wiring demands precision and reliability—improper connections compromise both safety and electrical integrity. The LA CHOPPERS...21200884- SKU:
- 21200884
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- EXTENSION CABLE
- UNITS:
- SET
- RIDING STYLE:
- STREET
- WIRE/CABLE LENGTH IMPERIAL:
- 48'
MSRP: $97.49Now: $88.00Was: $97.49
