Electrical

Harley Electrical Parts — Wiring, Switches, Sensors & Essential Electrical Components

Welcome to our Harley Electrical Parts collection — a complete lineup of wiring components, switches, relays, fuses, regulators, sensors and electrical accessories designed to keep your Harley-Davidson running smoothly and reliably. Whether you're troubleshooting an electrical issue, upgrading your wiring, or replacing worn factory components, this category includes everything needed to maintain and enhance your motorcycle’s electrical system.

From simple connectors to ignition switches and voltage regulators, we carry the parts riders depend on to keep their bikes starting strong, charging properly and operating safely.

Keep Your Harley Running Strong with Quality Electrical Components

Electrical issues can cause hard starts, charging failures, poor lighting performance, misfires, sensor faults and more. Upgrading or replacing worn components ensures:

• Reliable starting and charging performance

• Proper sensor communication and smooth engine operation

• Cleaner wiring and safer electrical connections

• Improved lighting and accessory function

• Reduced risk of shorts, voltage drops or intermittent failures

Whether you’re maintaining a stock bike or wiring in new accessories, quality electrical parts are essential to keeping your Harley dependable.

What You’ll Find in Our Harley Electrical Parts Collection

This category covers a wide range of products riders commonly service, upgrade or replace:

• Switches, Sensors & Controls 

These components keep your bike communicating properly with the ECU and ensure your controls respond the way they should.

• Fuses, Relays & Circuit Protection

Electrical protection parts prevent overloads, blown circuits and voltage failures.

• Wiring, Connectors & Harness Components

Perfect for repairing damaged wiring, adding accessories or building custom electrical layouts.

• Charging System Components

Reliable charging system parts ensure your battery stays healthy and your bike runs smoothly.

• Starter & Ignition Components

These parts help you maintain strong, consistent starting performance.

Why Replace or Upgrade Harley Electrical Components?

Electrical parts wear out over time due to heat, vibration, corrosion and age. Replacing or upgrading components provides:

• Better reliability on long rides

• Safer electrical connections

• Cleaner wiring organization

• Improved performance of lighting, ignition and sensors

• Compatibility with new handlebars, lighting or accessories

If your Harley is experiencing flickering lights, intermittent starting, sensor codes, or accessory failures, it may be time to refresh key electrical components.

Frequently Asked Questions

What are the most common electrical problems on Harley-Davidsons?
Worn switches, failing voltage regulators, bad relays and damaged wiring are among the most frequent issues riders encounter.

Do I need special tools to install electrical parts?
Many components are plug-and-play. Some wiring or connector repairs may require crimpers, soldering tools or heat-shrink tubing.

Can electrical issues cause performance problems?
Yes — failing sensors, bad grounds or weak voltage can lead to poor idle, misfires, rough running, dim lighting or hard starting.

Should I replace electrical parts when upgrading lighting or controls?
Often yes — LED conversions, handlebar swaps and custom controls may benefit from updated relays, resistors or switch wiring.

Keep Your Harley Reliable — Shop Electrical Parts Now

Browse our complete selection of Harley electrical parts to find the wiring components, sensors, switches, relays and charging-system parts your bike needs. Whether you’re repairing a problem, wiring in new accessories, or upgrading your electrical system for better reliability, we’ve got the parts to keep your Harley performing its best.