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Your cart is empty.EZ Loader Boat Trailer 24' wiring harness with flat 4 prong connector. The wire harness has plug and play connectors that make connections easy when you use OEM marker and tail lights. This harness is used on galvanized or aluminum trailers. The harness wishbones left and right and runs down the frame on each side. Typically found on 14-20' trailers. The ground wire is 36" long. See picture for EZ Loader Boat Trailer Wiring Diagram. A boat trailer wire harness is a wiring system that connects the electrical components of a boat trailer to the towing vehicle. It is designed to provide power to the trailer’s lights, brakes, and turn signals, allowing the driver to safely operate the trailer on the road. 250022703
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