Towing Equipment› Trailer Wiring and Electronics

Tekonsha

T-ONE CONNECTOR ASSEMBLY W/UPGRADE

$114.45

SKU: T00P 118839

In Stock
In Stock
Ships by Jun 15
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Tekonsha 118839 is a trailer wiring harness designed for a reliable connection between your vehicle and trailer. This harness features 16-gauge bonded wire with a 4-way flat plug and play system, ensuring a secure and straightforward installation.

It offers a stop/turn circuit capacity of 5 amps and a taillight circuit capacity of 7.5 amps. This harness eliminates the need for cutting, splicing, or taping into your vehicle's wires and includes a converter where necessary.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandTekonsha
Part NumberT00P 118839

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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