---
product_id: 9131629
title: "CURT 55540 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Chevrolet Express, GMC Savana 1500, 2500, 3500, 4500"
brand: "curt"
price: "355 Lei"
currency: RON
in_stock: true
url: https://www.desertcart.ro/products/9131629-curt-55540-vehicle-side-custom-4-pin-trailer-wiring-harness
store_origin: RO
region: Romania
---

# Plug-and-play, no cutting or splicing required 4-pin flat connector for universal trailer compatibility Rubber dust cover for weatherproof protection CURT 55540 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Chevrolet Express, GMC Savana 1500, 2500, 3500, 4500

**Brand:** curt
**Price:** 355 Lei
**Availability:** ✅ In Stock

## Summary

> 🔗 Connect with confidence, tow with style.

## Quick Answers

- **What is this?** CURT 55540 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Chevrolet Express, GMC Savana 1500, 2500, 3500, 4500 by curt
- **How much does it cost?** 355 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/9131629-curt-55540-vehicle-side-custom-4-pin-trailer-wiring-harness)

## Best For

- curt enthusiasts

## Why This Product

- Trusted curt brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Ergonomic Grip Design:** Easy-to-handle tabs make connecting and disconnecting your trailer hassle-free.
- • **Effortless Plug & Play:** No cutting, no splicing—just plug into your factory wiring and tow with confidence.
- • **Tailored for Your Ride:** Custom-fit for select Chevrolet Express and GMC Savana models, ensuring perfect compatibility.
- • **Universal 4-Pin Connector:** Supports tail lights, brake signals, and turn signals for versatile trailer connections.
- • **Weather-Resistant Durability:** Includes a rubber dust cover to protect your wiring harness from the elements and extend its lifespan.

## Overview

The CURT 55540 Vehicle-Side Custom 4-Pin Trailer Wiring Harness offers a seamless, vehicle-specific solution for towing needs. Designed for select Chevrolet Express and GMC Savana models, it features a plug-and-play 4-flat connector that powers trailer tail lights, brake signals, and turn signals without any cutting or splicing. Its ergonomic design and included rubber dust cover ensure easy handling and long-lasting weather resistance, making it the smart choice for professional-grade towing setups.

## Description

CURT 55540 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Chevrolet Express, GMC Savana 1500, 2500, 3500, 4500

## Features

- EASY TO INSTALL. No cutting! No splicing! This trailer wiring harness kit plugs into existing factory wiring on your vehicle and equips it with a standard, rear 4-pin trailer wiring connector for plugging in and towing a trailer
- STANDARD CONNECTOR. This plug-in 4-flat trailer wiring can be used to connect trailer tail lights, brake signal lights and turn signals. 4-way trailer light wiring is popular on a variety of trailers, adding versatile towing options for your vehicle
- VEHICLE-SPECIFIC. This aftermarket, vehicle-trailer wiring harness is designed for select years of the Chevrolet Express and GMC Savana 1500, 2500, 3500 and 4500
- EASY GRIP. Plugging in your trailer wiring and trailer lights is easy with the ergonomic design of this vehicle socket. It features tabs on the top and bottom for a better grip when plugging into your trailer or unplugging
- DUST COVER. To promote long-lasting use and weather resistance, this 4-pole trailer lighting wire harness comes with a rubber dust cover. It easily fits onto the 4-way flat connector when not in use, protecting it against the outdoor elements

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | CURT |
| Material | Rubber |
| Item dimensions L x W x H | 9 x 4 x 3 inches |
| Item Weight | 10.08 ounces |
| Connector Type | 4-way Flat Connector |
| Recommended Uses For Product | trailer wiring |
| Wire Diameter | 0.04 Inches |
| Manufacturer | CURT |
| UPC | 612314555406 |
| Global Trade Identification Number | 00612314555406 |
| Model | Custom Wiring |
| Item Weight | 10.1 ounces |
| Product Dimensions | 9 x 4 x 3 inches |
| Item model number | 55540 |
| Is Discontinued By Manufacturer | No |
| Exterior | Painted |
| Manufacturer Part Number | 55540 |
| OEM Part Number | 55540 |

## Product Details

- **Brand:** CURT
- **Material:** Rubber
- **Item dimensions L x W x H:** 9 x 4 x 3 inches
- **Item Weight:** 10.08 ounces
- **Connector Type:** 4-way Flat Connector

## Images

![CURT 55540 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Chevrolet Express, GMC Savana 1500, 2500, 3500, 4500 - Image 1](https://m.media-amazon.com/images/I/71MtpaSOQnL.jpg)

## Available Options

This product comes in different **Color** options.

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**Shop now:** [https://www.desertcart.ro/products/9131629-curt-55540-vehicle-side-custom-4-pin-trailer-wiring-harness](https://www.desertcart.ro/products/9131629-curt-55540-vehicle-side-custom-4-pin-trailer-wiring-harness)

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*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-02-12*