HaHeHo Trailer Tow Rear Bumper Wiring Harness for Ford Transit 2015-2019 — CK4T-13B576-KE, 3.7 ft PVC-sealed plug

HaHeHo CK4T-13B576-KE is a direct-fit rear bumper trailer wiring connector harness made to restore trailer lighting and signal functions on 2015–2019 Ford Transit vans.

This plug-and-play kit replaces factory part numbers such as CK4Z-13A576-B and 9U5Z-14489-MAA to give you a trouble-free tow wiring connection at the rear bumper. Designed as a direct replacement, the harness comes with the connector, a 3.7 ft wiring lead, a mounting bracket and installation hardware so you can reinstall a reliable trailer plug in minutes. The assembly uses a durable PVC jacket and a sealed connector to resist heat, debris, moisture and salt—helpful for vans used in year-round and worksite conditions.

Will this harness fit my Ford Transit and which model years are covered?

This harness is engineered for 2015 through 2019 Ford Transit full-size vans, covering Transit-150, Transit-250, Transit-350 and Transit-350 HD trims. It supports multiple factory engine and trim options, making it compatible with common fleet and conversion configurations.

• Fits Transit-150, -250, -350 and -350 HD for 2015–2019 model years.
• Compatible with Base, XL and XLT trims and various engine options (3.2L diesel, 3.5L/3.7L gas and alternative fuel variants).
• Direct replacement for original equipment part numbers to avoid wiring changes.

How straightforward is installation and what comes in the kit?

The harness is built for plug-and-play replacement at the rear bumper, so no splicing of factory wiring is required when matching original connector types. The package includes the connector assembly and the hardware you need to secure it, helping shorten downtime for fleets or DIY installers.

• Included: connector, 3.7 ft harness wire, mounting bracket, two screws and five cable ties.
• Plug-and-play direct fit eliminates complex wiring or adapters.
• Mounting bracket and fasteners make secure installation simple and repeatable.

What durability and environmental protection does the harness offer?

The wiring harness features a protective PVC jacket and a sealed connector body to keep out moisture, dirt and road contaminants. These protections help preserve electrical contacts and reduce the chance of intermittent lighting faults in harsh environments.

• PVC jacket resists abrasion, heat and chemical exposure from road grime.
• Sealed connector housing prevents moisture and dust ingress at the mating point.
• Hardware and cable management items included to prevent chafing and strain on the harness.

Which original part numbers does this replace and why is that useful?

This HaHeHo harness reproduces the factory connector and wiring footprint used by Ford, so it substitutes cleanly for damaged or missing original parts without cutting or modifying vehicle wiring. Using a correct-fit replacement lowers installation time and preserves factory electrical behavior for trailer lights and signals.

• Replaces: CK4T-13B576-KE, CK4Z-13A576-B and 9U5Z-14489-MAA among others.
• Preserves factory wiring layout and electrical function for trailer lighting.
• Ideal for restoring tow capability after damage or during vehicle conversion work.

Who is this for: This harness is aimed at fleet managers, van converters, mechanics and DIY owners of 2015–2019 Ford Transit vans who need a reliable, direct-fit trailer wiring solution. If you want a fast replacement that matches factory connectors, withstands everyday wear, and arrives with mounting hardware, this kit offers a practical, installer-friendly option.