5-Way Flat Connector Plug And Socket with 72" Wires (Packaged)

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Quick Facts:

  • Splices into existing wiring to provide connections for both vehicle and trailer
  • Looped wire can also be used as a wire extension for an existing connector
  • 5-way flat connects tail lights, brake lights, turn signals and reverse lights
  • Constructed with bonded wires and durable molded rubber
  • Features 72" of color-coded wire for easier installation
  • Ideal for trailers with surge brakes, commonly found on boat trailers
  • CURT part number: 58551

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 5-way flat connector is designed to supply power for tail lights, turn signals, reverse lights 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 connector and can be cut to splice into existing wiring or left as a loop to serve as a useful extension harness. 5-way flat connectors are commonly used on boat trailers with surge brakes.


  • EASY GRIP. Plugging in your trailer wiring and trailer lights is easy with the ergonomic design of these trailer wiring connectors. They feature tabs on the sides for a better grip when plugging in or unplugging.
  • RELIABLE CONNECTION. This 5-wire trailer wiring harness comes ready to splice into your existing vehicle and trailer wiring. It can be used to connect the taillights, brake lights, turn signals and reverse lights.
  • VERSATILE DESIGN. These vehicle-trailer connectors make great replacement 5-flat trailer wiring connectors for your vehicle and trailer. The 5-pin wiring design matches industry-standard 5-way flat plugs and is commonly used on boat trailers and trailers with surge brakes.
  • DURABLE CONSTRUCTION. For long-lasting use and a reliable connection, the housing of these 5-wire trailer wiring plugs is made from durable black molded rubber that will never rust or corrode.
  • READY TO INSTALL. Equipped with color-coded wires, this 5-prong trailer wiring harness comes ready to install on your vehicle and trailer. The 72-inch wire lead provides plenty of extra length for a flexible installation.

More Information
SKU 2020103698
Brand Curt™
Country of Origin China
Quantity In Package 1
Sales Unit of Measure EA
UPC 612314011551
Manufacturer Reference Number 58551

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