{"product_id":"oyviny-4-pin-trailer-wiring-harness-for-dodge-ram-dakota-78-lead-plug-and-play-oem-style-4-flat-connector","title":"Oyviny 4-Pin Trailer Wiring Harness for Dodge Ram\/Dakota 78\" Lead — Plug-and-Play OEM-Style 4-Flat Connector","description":"\u003cp\u003e\u003cstrong\u003eThe Oyviny 4-pin trailer wiring harness 55329 adds a factory-style 4-flat connector to compatible 1995–2003 Dodge Ram and Dakota trucks for plug-and-play towing.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis wiring harness is built specifically for Dodge trucks equipped with the factory tow package, offering a straightforward way to add a standard 4-way trailer plug without cutting or splicing your vehicle’s wiring. It restores essential trailer lighting functions—tail lights, brake lights and turn signals—using a durable ABS 4-pin connector, protected wiring and a dust cover to keep contacts clean. The assembly’s 78-inch length gives convenient routing options while a nylon sleeve shields the cable from abrasion and weather exposure.\u003c\/p\u003e\n\n\u003ch3\u003eWill this harness fit my Dodge Ram or Dakota?\u003c\/h3\u003e\n\u003cp\u003eIf your truck has the factory tow package, this Oyviny harness is compatible with many 1995–2002 Dodge Ram 1500\/2500\/3500 and 1995–2003 Dodge Dakota models. The harness is made to mate directly with the OEM tow connector, so fitment is straightforward when the factory socket is present.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible models: 1995–2001 Ram 1500, 1995–2002 Ram 2500\/3500, 1995–2003 Dakota\u003c\/li\u003e\n  \u003cli\u003eRequirement: vehicle must have the factory tow package connector\u003c\/li\u003e\n  \u003cli\u003eConnection type: standard 4-flat (4-pin) trailer plug\u003c\/li\u003e\n  \u003cli\u003eLength: 78-inch cable for flexible routing and mounting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is it to install this trailer wiring harness?\u003c\/h3\u003e\n\u003cp\u003eInstallation is designed to be simple and fast with a plug-and-play approach: no cutting, splicing or special tools are needed when your truck has the factory tow connector. The pre-molded connector plugs directly into the vehicle harness and the 4-flat socket mounts quickly to a bumper bracket or hitch plate.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNo cutting or splicing—direct OEM-style plug-in installation\u003c\/li\u003e\n  \u003cli\u003e78-inch lead for routing behind bumper or along frame\u003c\/li\u003e\n  \u003cli\u003eIncludes rubber dust cover to protect unused plug from moisture and debris\u003c\/li\u003e\n  \u003cli\u003eWorks with standard trailer lighting: tail, brake, and turn signals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the construction and durability features?\u003c\/h3\u003e\n\u003cp\u003eThe Oyviny harness uses a robust ABS 4-pin connector and corrosion-resistant contacts to resist oxidation and maintain reliable electrical contact. The cable bundle is wrapped in a black nylon net sleeve to protect against abrasion, and the connector includes a rubber dust cap to keep water and dirt out when not in use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConnector material: high-strength ABS plastic for impact resistance\u003c\/li\u003e\n  \u003cli\u003eCorrosion-resistant flat 4-pin contacts for long-term conductivity\u003c\/li\u003e\n  \u003cli\u003eNylon net tube shields wires from rubbing and weather damage\u003c\/li\u003e\n  \u003cli\u003eRubber dust cover prevents exposure when connector is idle\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre there any load or usage limits I should know about?\u003c\/h3\u003e\n\u003cp\u003eThis harness provides standard 4-way wiring for lights only and should not be used to bypass rated towing equipment. Do not exceed the vehicle lamp load rating or the product’s rating—exceeding either can result in dim lights or electrical faults. For trailers requiring brake controllers or additional power (e.g., electric brakes or auxiliary power), use the appropriate dedicated harness or controller.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for lighting circuits: tail, brake and turn signals only\u003c\/li\u003e\n  \u003cli\u003eDo not exceed vehicle lamp load rating or harness rating\u003c\/li\u003e\n  \u003cli\u003eFor electric brakes or 12V trailer power, use dedicated controllers or harnesses\u003c\/li\u003e\n  \u003cli\u003eInspect connector and wires regularly for secure contact and wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The Oyviny 55329 4-pin trailer wiring harness is ideal for Dodge Ram and Dakota owners who already have the factory tow package and want a reliable, OEM-style 4-flat connector for towing trailers with standard lighting. It’s a practical upgrade for do-it-yourself installers, fleet vehicles, or anyone seeking a tidy, protected wiring solution that plugs neatly into existing factory wiring.\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: Does my truck need a factory tow package for this harness?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This harness is designed to plug into the factory tow package connector and will not fit trucks lacking that OEM socket.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this harness for trailer brakes or auxiliary power?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. This 4-pin harness only supplies lighting circuits. Electric brakes or 12V trailer power require dedicated controllers or additional wiring.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Oyviny","offers":[{"title":"Default Title","offer_id":48085632942238,"sku":"B09DYMXLNP","price":42.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/oyviny-front-connector-view_f9ebaf42-eebd-498f-bb7c-7144471c52fb.jpg?v=1785875655","url":"https:\/\/northtrailauto.ca\/products\/oyviny-4-pin-trailer-wiring-harness-for-dodge-ram-dakota-78-lead-plug-and-play-oem-style-4-flat-connector","provider":"North Trail Auto","version":"1.0","type":"link"}