--- product_id: 282676734 title: "CURT 58050 Vehicle-Side and Trailer-Side 4-Pin Flat Wiring Harness with 72-Inch Wires" brand: "curt" price: "¥5405" currency: JPY in_stock: true reviews_count: 5 category: "Curt" url: https://www.desertcart.jp/products/282676734-curt-58050-vehicle-side-and-trailer-side-4-pin-flat store_origin: JP region: Japan --- # 4-pin flat connector for universal trailer compatibility 72-inch color-coded wires for flexible, easy installation Durable rubber housing resists rust & corrosion CURT 58050 Vehicle-Side and Trailer-Side 4-Pin Flat Wiring Harness with 72-Inch Wires **Brand:** curt **Price:** ¥5405 **Availability:** ✅ In Stock ## Summary > 🔗 Stay Connected, Stay Ahead — The Ultimate Trailer Wiring Solution ## Quick Answers - **What is this?** CURT 58050 Vehicle-Side and Trailer-Side 4-Pin Flat Wiring Harness with 72-Inch Wires by curt - **How much does it cost?** ¥5405 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/282676734-curt-58050-vehicle-side-and-trailer-side-4-pin-flat) ## Best For - curt enthusiasts ## Why This Product - Trusted curt brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Rugged molded rubber housing guarantees corrosion-free, weather-resistant durability. - • **Color-Coded Precision:** Pre-wired and ready to splice, minimizing installation errors and downtime. - • **Effortless Plug & Play:** Ergonomic tabs ensure a secure grip for quick, hassle-free connections every time. - • **Extended Reach Installation:** Generous 72-inch wire length offers ultimate flexibility for any vehicle-trailer setup. - • **Universal 4-Pin Compatibility:** Industry-standard flat connector powers tail, brake, and turn signals seamlessly. ## Overview The CURT 58050 4-Pin Flat Wiring Harness delivers a reliable, corrosion-resistant connection for trailer lighting with 72 inches of color-coded, 16-gauge wire. Designed for universal compatibility with industry-standard 4-way flat connectors, it ensures effortless installation and long-lasting performance for professional-grade towing setups. ## Description Like trailer hitches and ball mounts, electrical connectors range all over the board in shape, size and capability, but no matter what your trailer's electrical functions are, you need a solid connection to keep the power flowing and ensure safety on the road. CURT electrical connectors are designed and manufactured to give you a reliable connection every time you plug in your trailer. This 4-way flat connector is designed to supply power for tail lights, turn signals and brake lights, as well as a ground connection. It features durable rubber-molded construction and is made with 72" of standard color-coded, bonded loop wire to easily splice into your vehicle's wiring system. It includes both a vehicle end and trailer end and can be cut to splice into existing wiring or left as a loop to serve as a useful extension harness. It is compatible with all 2-wire vehicle systems. Review: Typical Curt quality. Great price here on desertcart! Review: WORKS WELL. ## Features - EASY GRIP. Plugging in your trailer wiring and trailer lights is easy with the ergonomic design of these vehicle-trailer connectors. They feature tabs on the top and bottom for a better grip when plugging in or unplugging - RELIABLE CONNECTION. These 4-pin trailer wiring plugs come ready to splice into your existing vehicle and trailer wiring. They have 16-gauge wires and can be used to connect the taillights, brake lights and turn signals - VERSATILE DESIGN. These vehicle-trailer connectors make great replacement 4-flat wiring plugs and sockets. The 4-pin wiring design matches industry-standard 4-way flat connectors and is compatible with a wide variety of trailers - DURABLE CONSTRUCTION. For long-lasting use and a reliable connection, the housing of these 4-pin trailer wiring plugs is made from durable black molded rubber that will never rust or corrode - READY TO INSTALL. Equipped with color-coded wires, these 4-prong trailer wiring connectors come ready to install. The 72-inch wire loop provides plenty of extra length for a flexible installation ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B001EP0H7Q | | Best Sellers Rank | #46,667 in Automotive ( See Top 100 in Automotive ) #23 in Automotive Hitch Wiring | | Brand Name | CURT | | Cable Type | Flat Ribbon | | Connector Type | 4-way Flat Connector | | Country Of Origin | USA | | Customer Reviews | 4.7 4.7 out of 5 stars (2,406) | | Global Trade Identification Number | 00612314905003 | | Included Components | 4-Way Connectors | | Item Dimensions | 17.8 x 5.1 x 5.1 centimeters | | Item Type Name | 4-Pin Flat Wiring Harness with 72-Inch Wires | | Manufacturer | Curt Manufacturing | | Material Type | Rubber | | Model | 58050 | | Part Number | 58050 | | Recommended Uses For Product | trailer wiring | | UPC | 612314905003 | | Unit Count | 1 Count | | Wire Diameter | 1.29 Millimeters | ## Product Details - **Brand:** CURT - **Connector type:** 4-way Flat Connector - **Item dimensions L x W x H:** 17.8 x 5.1 x 5.1 centimeters - **Material:** Rubber - **Recommended uses for product:** trailer wiring ## Images ![CURT 58050 Vehicle-Side and Trailer-Side 4-Pin Flat Wiring Harness with 72-Inch Wires - Image 1](https://m.media-amazon.com/images/I/71V-KyBddhL.jpg) ![CURT 58050 Vehicle-Side and Trailer-Side 4-Pin Flat Wiring Harness with 72-Inch Wires - Image 2](https://m.media-amazon.com/images/I/71f9RaESvsL.jpg) ![CURT 58050 Vehicle-Side and Trailer-Side 4-Pin Flat Wiring Harness with 72-Inch Wires - Image 3](https://m.media-amazon.com/images/I/91731tstl2L.jpg) ![CURT 58050 Vehicle-Side and Trailer-Side 4-Pin Flat Wiring Harness with 72-Inch Wires - Image 4](https://m.media-amazon.com/images/I/61tvZCcremL.jpg) ![CURT 58050 Vehicle-Side and Trailer-Side 4-Pin Flat Wiring Harness with 72-Inch Wires - Image 5](https://m.media-amazon.com/images/I/71QtmxhwgsL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by D***W on 2 December 2025* Typical Curt quality. Great price here on Amazon! ### ⭐⭐⭐⭐⭐ Review *by B***Y on 4 December 2025* WORKS WELL. ### ⭐⭐⭐⭐⭐ Review *by A***O on 12 February 2022* Lo compre para reemplazar las conexiones de mi remolque y este producto es de mejor calidad al que tenia instalado, cosa que me dio mucho gusto. Claro que lo recomiendo. Tengan en cuenta la longitud del cableado, para que no se lleven una sorpresa. ## Frequently Bought Together - CURT 58050 Vehicle-Side and Trailer-Side 4-Pin Flat Rubber Wiring Harness with 72-Inch Wires - 4 Way Y-Splitter Plug Universal for Tailgate Light Bar and Trailer Lights Plug & Play Adapter Extension Harness Wiring Plug 4 Pin Connectors (1) - CURT 58030 Trailer-Side 4-Pin Flat Wiring Harness with 12-Inch Wires --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/282676734-curt-58050-vehicle-side-and-trailer-side-4-pin-flat](https://www.desertcart.jp/products/282676734-curt-58050-vehicle-side-and-trailer-side-4-pin-flat) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-06-24*