{"product_id":"mecmo-55384-uscar-7-pin-to-4-pin-trailer-harness-41-inch-quick-connect-for-tailgate-light-bar","title":"MECMO 55384 USCAR 7-Pin to 4-Pin Trailer Harness | 41-Inch Quick Connect for Tailgate Light Bar","description":"\u003ch2\u003eFlexible, universal towing solution for trucks and trailers\u003c\/h2\u003e\n\u003cp\u003eThe MECMO 55384 replacement USCAR 7-pin to 4-pin trailer harness is designed to bridge power between your vehicle and a tailgate light bar or other 4-prong accessories. At 41 inches, the extension offers room to route wiring neatly while keeping connectors accessible and protected.\u003c\/p\u003e\n\u003cp\u003eThis harness can adapt to a variety of towing setups, helping you connect 7-way functionality when needed and 4-pin power for LED bars, without requiring a full rewire. It’s built to be a practical addition for day-to-day reliability and occasional upgrades.\u003c\/p\u003e\n\n\u003ch3\u003eWhat makes it versatile\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDual-output design lets you operate 7-pin and 4-pin devices from a single harness, broadening compatibility with trailers and components.\u003c\/li\u003e\n\u003cli\u003eLong reach of 41 inches reduces strain on connections and allows flexible routing around the hitch area.\u003c\/li\u003e\n\u003cli\u003eKeeps the 7-pin connection available for your truck’s standard trailer lights while enabling a separate 4-pin circuit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePlug-and-play installation you can count on\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe T-connector is designed for plug-and-play use, requiring no cutting or splicing of your existing wiring.\u003c\/li\u003e\n\u003cli\u003eSimply unplug and reconnect to the USCAR socket for a quick upgrade that minimizes downtime.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDurable construction for routine use\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e16 AWG pure copper conductors deliver solid electrical performance under typical towing conditions.\u003c\/li\u003e\n\u003cli\u003eThe 4-pole sockets are protected by a waterproof rubber cap, guarding against moisture and dust.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal scenarios and compatibility\u003c\/h3\u003e\n\u003cp\u003eThe harness suits many trucks with 7-pin USCAR connectors or factory tow packages. It’s particularly handy for powering LED tailgate light bars, auxiliary lighting, or other 4-prong accessories that sit near the tailgate. While designed to be broadly compatible, always verify your vehicle’s connector type and the trailer’s wiring layout before use.\u003c\/p\u003e\n\n\u003cp\u003eIn practice, this setup can simplify seasonal towing, camping trips, boat launches, and ATV transport by reducing the need for separate adapters and extra wiring. It offers a practical upgrade path for drivers seeking flexibility without major installation work.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this MECMO harness compatible with my vehicle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The harness is designed for 7-pin USCAR sockets and many factory tow packages; compatibility includes common brands like Chevrolet, Ford, Dodge, RAM, and GMC.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need to cut or splice my factory wiring to install it?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No cutting or splicing is required. It plugs into the existing USCAR connection for a plug-and-play setup.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"MECMO","offers":[{"title":"Default Title","offer_id":42468791844949,"sku":"B0B5G8BPY2","price":36.64,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/mecmo-uscar-7pin-to-4pin-harness-41in.jpg?v=1778080914","url":"https:\/\/plentytorque.co.uk\/products\/mecmo-55384-uscar-7-pin-to-4-pin-trailer-harness-41-inch-quick-connect-for-tailgate-light-bar","provider":"PlentyTorque","version":"1.0","type":"link"}