Does your vehicle have a 4-Flat trailer wiring harness, but you need to tow a trailer with a 7-Way harness? In this video we go over how easy and fast it is to convert a 4-Flat harness to a 7-Way harness using U-Haul part# 47185. This conversion includes the reverse lights, power wire, and brake controller wire.

To purchase this product and other towing accessories visit https://www.uhaul.com/trailer-hitches...


ABOUT U-HAUL Since 1945, U-Haul has been the No. 1 choice of do-it-yourself movers, with a network of more than 21,000 locations across all 50 states and 10 Canadian provinces. U-Haul Truck Share 24/7 now offers customers access to U-Haul trucks every hour of every day through the self-service options on their Internet-connected mobile devices. U-Haul customers’ patronage has enabled the U-Haul fleet to grow to more than 150,000 trucks, 112,000 trailers, and 40,000 towing devices. U-Haul offers more than 581,000 rooms and more than 51 million square feet of self-storage space at owned and managed facilities throughout North America. U-Haul is the largest installer of permanent trailer hitches in the automotive aftermarket industry and is the largest retailer of propane in the U.S.