Kuryakyn Wiring & Harnesses — Harley-Davidson Electra Glide, Electra Glide Classic, Electra Glide Ultra Classic (1955-2026)

Kuryakyn trailer wiring harness for Harley-Davidson Touring that isolates trailer lighting load from the motorcycle's stock electrical system using a relay module. Includes 4-pin plug, fuse holder, connectors, and instructions for safe trailer power distribution.

Features

• Relay module directs battery power to trailer circuits
• Includes 4-pin trailer plug harness with all connectors
• Inline blade fuse holder with 15A fuse pre-installed
• Bonus wire for independent 12V accessory power (compartment lights, keyless entry)
• 5-wire or 4-wire output configurations available
• Eliminates overloading stock lighting circuits

Specifications

• Brand: Kuryakyn
• Manufacturer Part #: 2598
• Weight: 1 lb
• Category: Wiring Harnesses

Fitment

Fits Harley-Davidson Touring models. Designed to work with trailers requiring standard 4-wire or 5-wire lighting output.

Frequently Asked Questions

What's included in the box?

Relay module, 4-pin trailer plug harness, inline fuse holder with 15A blade fuse, connectors, ring terminal, and installation instructions.

Can I use this to power trailer accessories like compartment lights?

Yes — the included bonus wire provides fused 12V power for independent accessories wired separately from trailer lighting.

Why do I need a relay instead of connecting directly to the battery?

The relay isolates trailer load from your Harley's stock electrical circuits, preventing overload and protecting the motorcycle's lighting and accessory systems.

Does this work with both 4-wire and 5-wire trailers?

Yes — this kit supports both standard 4-wire (run, left/brake, right/brake, ground) and 5-wire (run, brake, left turn, right turn, ground) configurations.

Will this fit my Touring model?

Yes — this harness is designed for all Harley-Davidson Touring models.