Features
- Complete kit reduces installation time
- Hardware kit included
- Includes everything you need for a fully functional 7-way and 4-flat combination
- Allows for fully functional 7-way (tail lights, left/right turn, brake, reverse, electric brakes, and 12V +)
- Short circuit and overload protection on all circuits including reverse
- Compatible with standard U.S. trailer 7-way and 4-flat connectors
- Plug-and-play compatibility with all CURT brake controllers
- Includes separate wire for brake controllers that can connect to the cold side stop signal
Watch It in Action
Official CURT video for this product line. Your exact size, model or finish may differ; check the details below.
Description
At a Glance
- Fits: Universal fit (not vehicle-specific) – compare the dimensions to your vehicle before ordering
- Brand / Part #: CURT 59004
Upgrade your towing experience with the Universal 7-Way Custom Towing Harness, complete with an HD converter module and backup and brake control harness. This all-in-one solution features both 7-way and 4-flat connectors, powering your tail lights, turn signals, brake lights, reverse lights, electric brakes, and 12V accessories. Say goodbye to complicated wiring and installation headaches—this plug-and-play system includes everything you need for a quick and easy setup. Designed with safety in mind, the harness includes built-in short circuit and overload protection on all circuits, including reverse. It’s fully compatible with standard U.S. trailer connectors and works seamlessly with all CURT brake controllers. A dedicated brake controller wire connects to the cold side stop signal, offering precise braking and improved control on the road. Whether you're towing a camper, boat, or any other trailer, this harness ensures a secure and reliable connection every time. Get the job done faster and smarter with a hassle-free installation and the peace of mind that comes with superior safety features.
Fits:
Universal fit (not vehicle-specific). Compare the dimensions and ratings to your vehicle and trailer before ordering. Never exceed the lowest-rated towing component.
Specifications
| Finish | Blank |
|---|---|
| Manufacturer Warranty | One-Year Limited Warranty |



