CURT 56020 Vehicle-Side Custom 4-Pin Trailer Wiring Harness for Ford E-Series E-150/E-250/E-350

Effortless trailer wiring for Ford E-Series

When you head out with a trailer, a dependable electrical connection matters as much as power. The CURT 56020 Vehicle-Side Custom 4-Pin Trailer Wiring Harness is built to slip into your Ford E-Series with minimal effort, supplying a reliable 4-way flat socket for taillights, braking, and signaling. This plug-and-play setup connects directly to your vehicle's tail light assembly, using vehicle-specific connectors to avoid cutting or splicing.

Designed to fit select Ford E-150, E-250, and E-350 Super Duty years (verify compatibility in the application info), this harness delivers a tidy, professional wiring solution that preserves your factory wiring layout. A dust cover protects the connector from dust and moisture when not in use, helping maintain a clean, ready-to-use connection in varying conditions.

What you get and how it helps

• Plug-and-play design eliminates the need for cutting or splicing during installation
• 4-way flat output provides taillights, brake lights, and turn signals through a single socket
• Vehicle-side connectors are OEM-compatible, ensuring a snug fit and reliable power delivery
• Dust cover included to keep the connector clean and corrosion-free between uses
• Comes with all necessary wiring components required to establish a trailer wiring connection

In real-world use, you might be hitching a small trailer for a weekend project or hauling gear to a remote site. The CURT harness aims to simplify wiring so you can focus on your destination, confident that your trailer lights and signals are wired to your Ford’s system without permanent modifications.

Why choose CURT 56020

• 4-way flat output supports essential trailer lighting functions in a single, standardized connector
• Vehicle-specific, plug-in design for a secure, OEM-like installation
• Quick setup reduces downtime and helps you maintain the factory wiring layout
• Dust cover and weather-aware components help protect connections in diverse environments
• Backed by a limited one-year warranty for added assurance

Note: This harness is part of CURT's modular towing solutions and offers a fast, secure method to wire a vehicle for towing in appropriate applications. Always verify compatibility in the product application info before purchasing.