# Kuryakyn Trailer Wiring Harness 4-Wire

Plus, a bonus wire can be connected as needed to provide fused 12 V power to the trailer for compartment lights, or keyless entry systems that are wired independently of the trailer's essential lighting

-   Plus, a bonus wire can be connected as needed to provide fused 12 V power to the trailer for compartment lights, or keyless entry systems that are wired independently of the trailer's essential lighting
-   Wire Plus 1 or 4-wire Plus 1 kits provide standard 5-wire output (run, brake, left turn, right turn, ground), or standard 4-wire output (run, left turn/brake, right turn/brake, ground).
-   Relay harness utilizes the inputs from the motorcycle to direct power from the battery to the appropriate trailer lighting circuit
-   Eliminates overloading stock lighting or accessory circuits

This Part Fits:

Year

Make

Model

Submodel

2014-2025

Harley-Davidson

FLHTCUTG Tri Glide Ultra

Base

2022

Harley-Davidson

FLHTCUTG Tri Glide Ultra G.I.

Base

2020-2022

Harley-Davidson

FLHTCUTGSE CVO Tri Glide

Base

2015-2025

Harley-Davidson

FLRT Freewheeler

Base

## Details

- **Price:** 264.21 CAD
- **Vendor:** Kuryakyn
- **Type:** Wiring Harnesses

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 264.21 CAD | In stock |

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/kuryakyn-trailer-wiring-harness-4-wire-1)
> Updated: 2026-06-29