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  • Monday to Friday: 8am - 6pm EST
  • Saturday/Sunday: Closed


  • Monday to Saturday: 8am - midnight EST
  • Sunday: 9am - 10pm EST

Tekonsha T-Connector Wiring Harness 118311

Product Information
Our Price:
Part #:
Part Type:
4-Flat Connector | T-One Connector Assembly


  • Offers "Factory" appearance
  • Solid one-piece weatherproof construction
  • Super simple and easy installation
  • 16 gauge bonded wire with 4-Flat plug & cap
  • Stop/Turn circuit capacity of 4.2 Amps
  • Taillight circuit capacity of 7.5 Amps
  • Designed for your specific vehicle

Not every car or truck comes equipped and ready to tow, which is why Tekonsha offers a wide selection of OEM style T-Connectors so that you can turn your car, truck, or SUV into a towing machine! The Tekonsha T-Connector Wiring Harness offers you a simple plug-in solution for connecting your trailer lights into your vehicle's wiring. All T-One connectors come as a complete one-piece harness with a cover and include a 4 pin flat plug with a cover to protect it from the elements when not in use. Tekonsha uses 16 gauge wire and there is no cutting or splicing required, giving you an OEM appearance.

View Available Part Numbers For This Product Line


  • 1973-1984 Chevy Blazer K5
  • 1973-1984 Chevy C/K Pickup 1500
  • 1973-1984 Chevy C/K Pickup 2500
  • 1973-1984 Chevy C/K Pickup 3500
  • 1973-1984 Chevy Suburban
  • 1973-1984 GMC C/K Pickup 1500
  • 1973-1984 GMC C/K Pickup 2500
  • 1973-1984 GMC C/K Pickup 3500
  • 1973-1984 GMC Jimmy Full Size
  • 1973-1984 GMC Suburban


1 Year Warranty

The T-One T-Connector Trailer Wiring Harness is covered by a 1 year limited warranty from Tekonsha.


The installation of the Tekonsha T-Connector wiring harness is super easy! Simply follow the easy to read instructions and you will be on your way!

PDF Icon Tekonsha 118311 Installation Instructions