{"product_id":"online-led-store-3ft-7-pin-trailer-extension-cable-for-fifth-wheel-gooseneck-waterproof-nickel-plated","title":"ONLINE LED STORE 3ft 7-Pin Trailer Extension Cable for Fifth-Wheel\/Gooseneck — Waterproof, Nickel-Plated","description":"\u003cstrong\u003eTRUE MODS 3ft 7-Pin Extension Cable is a compact, heavy-duty plug-and-play trailer wiring extension built to add three feet of reliable 7-pin connectivity for fifth-wheel and gooseneck towing setups.\u003c\/strong\u003e\n\n\u003cp\u003eThis 3-foot, 7-pin extension from ONLINE LED STORE is designed to bridge the gap between your truck's bed-mounted fifth wheel or gooseneck hitch and your trailer's factory wiring without rewiring either vehicle. Made for professional and recreational use, the cable combines commercial-grade materials with secure terminals and user-friendly features so you can tow confidently on highways and rough roads.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this extension keep trailer lights and brakes working reliably?\u003c\/h3\u003e\n\u003cp\u003eThe TRUE MODS extension uses heavy-duty, nickel-plated copper double-prong terminals that deliver a stable electrical connection and reduce intermittent contacts that cause flicker or failure. Its commercial-grade PVC jacket protects conductors from moisture and road debris to maintain consistent performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDouble-prong, nickel-plated copper terminals for secure conductivity\u003c\/li\u003e\n  \u003cli\u003eWaterproof PVC sheathing resists corrosion and abrasion\u003c\/li\u003e\n  \u003cli\u003eSpring-loaded socket cap keeps a firm grip on the trailer plug\u003c\/li\u003e\n  \u003cli\u003eDesigned to prevent loose connections on bumpy roads\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this work without rewiring my trailer or truck?\u003c\/h3\u003e\n\u003cp\u003eYes — this cable is plug-and-play, allowing you to install the extension in your truck bed and connect to your existing bumper or hitch harness without altering factory wiring. When you need to tow a different trailer, simply unplug the extension for full compatibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e3-foot length for convenient reach between hitch types\u003c\/li\u003e\n  \u003cli\u003eFits standard 7-pin trailer sockets and plugs\u003c\/li\u003e\n  \u003cli\u003eUnplug to return to lightweight trailer towing — no permanent changes\u003c\/li\u003e\n  \u003cli\u003eFinger lugs on the plug end make removal fast and tool-free\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable is the cable in harsh weather and heavy-use conditions?\u003c\/h3\u003e\n\u003cp\u003eThe TRUE MODS extension is built for long service life in towing conditions, featuring commercial-grade PVC sheathing that blocks water and resists wear. Corrosion-resistant terminals and a secure socket cap reduce failure risk from environmental exposure and vibration.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWaterproof, corrosion-resistant PVC outer jacket\u003c\/li\u003e\n  \u003cli\u003eNickel-plated terminals to fight oxidation\u003c\/li\u003e\n  \u003cli\u003eSpring-loaded cap prevents moisture intrusion at the socket\u003c\/li\u003e\n  \u003cli\u003eConstructed for repeated plug\/unplug cycles and road vibration\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is it to install and remove when swapping trailers?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward: plug the extension into your truck’s harness and attach the trailer plug into the spring-loaded socket. The plug end includes finger lugs for quick removal, so swapping trailers or stowing the cable takes seconds.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePlug-and-play design — no special tools or wiring knowledge required\u003c\/li\u003e\n  \u003cli\u003eFinger lugs for quick, hand-operated unplugging\u003c\/li\u003e\n  \u003cli\u003eCompact 3-foot length minimizes slack while providing reach\u003c\/li\u003e\n  \u003cli\u003eSpring-loaded socket ensures a snug fit under movement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The TRUE MODS 3ft 7-Pin Extension Cable is ideal for truck owners who tow fifth-wheel or gooseneck trailers and need a short, rugged extension to bridge wiring gaps without modifying factory wiring. It also suits fleets, contractors, and occasional haulers looking for a durable, easy-to-use solution that resists corrosion and stays connected on rough roads.\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 7-pin extension waterproof?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The cable features commercial-grade waterproof PVC sheathing and a spring-loaded socket cap to resist moisture.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use it without rewiring my trailer?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s plug-and-play — install in your truck bed and connect to existing 7-pin harnesses with no rewiring needed.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"ONLINE LED STORE","offers":[{"title":"Default Title","offer_id":48087532798110,"sku":"B07G8QYWTB","price":39.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/online-led-store-true-mods-front-view_7bb0828b-5b88-402b-8ae3-860a9254b48b.jpg?v=1785925421","url":"https:\/\/northtrailauto.ca\/products\/online-led-store-3ft-7-pin-trailer-extension-cable-for-fifth-wheel-gooseneck-waterproof-nickel-plated","provider":"North Trail Auto","version":"1.0","type":"link"}