LLANNDER Trailer Brake Harness for Ford F-150/F-250/F-350 (7-Pin Round + 4-Pin Flat) – OEM-Grade, Plug-N-Play
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Description
xOverview
Meet the LLANNDER Trailer Brake Harness, a dual-system towing connector that combines a 7-pin round plug with a 4-pin flat plug in a single OEM-grade module. Designed to replace older references such as FU5Z-14489-A, FU5Z14489A, 9U5Z-14489-MAA, and 9U5Z14489MAA, this harness delivers a streamlined upgrade for compatible Ford trucks and trailers. It is built to integrate with factory tow packages, helping you simplify your towing setup without sacrificing reliability.
Why it matters
With integrated dual-system connectivity, you can tow modern RVs and utility trailers using one connector, eliminating the need for multiple adapters. The plug-and-play design means you can upgrade your towing system in minutes, not hours, while keeping an OEM-grade fit that aligns with your vehicle’s wiring standards.
- Combines 7-pin round and 4-pin flat connectors in a single harness for versatile towing
- OEM-grade connectors designed for a precise, secure fit with no cutting or splicing
Key compatibility highlights
This harness is precision-matched for a broad range of Ford models that commonly use trailer tow connections. It covers:
- 2015–2023 Ford F-150 with Trailer Tow Package
- 2022–2023 Ford F-150 Lightning (Battery Electric) in tow-ready configurations
- 2019–2023 Ford Ranger with Trailer Tow Package
- 2017–2022 Ford F-250 Super Duty with Trailer Tow Package
- 2017–2022 Ford F-350 Super Duty with Trailer Tow Package
Build and durability
Crafted for real-world conditions, the harness features an ABS impact-resistant housing and pre-coated copper terminals to promote reliable conductivity. A weatherproof dust cover shields the connectors when not in use, helping resist moisture, corrosion, and road debris. These design touches are meant to support consistent performance across seasons and miles.
- ABS housing provides rugged durability against bumps and vibrations
- Pre-coated copper terminals enhance conductivity and longevity
- Weatherproof dust cover guards connectors from moisture and debris
Installation and what you get
Installation is straightforward for anyone familiar with vehicle electronics. The harness is designed for plug-and-play compatibility with your existing wiring, so you can upgrade your towing setup quickly and with confidence. The packaging and connectors meet OEM standards to reduce guesswork during setup.
Ideal for weekend trips, light duty hauling, or recreational towing, the LLANNDER harness offers a practical upgrade path that keeps your vehicle’s tow system organized and ready for the road ahead.
FAQ
Q: What vehicles does the LLANNDER Trailer Brake Harness support?
A: Fits 2015–2023 Ford F-150 with Tow Package, 2017–2022 F-250/F-350 Super Duty, and 2022–2023 F-150 Lightning (tow-ready).
Q: How easy is installation?
A: Plug-and-play OEM-grade connectors require no cutting or splicing for a secure, weatherproof fit.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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