Recommended Trailer Wiring Harness for a 2021 Kia Sportage

Question

Question:

I just got my tow bar but I need a wire harness for a 2021 KIA Sporta

asked by: Douglas H

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Expert Reply:

The T-One Vehicle Wiring Harness with 4-Pole Flat Trailer Connector part # 118698 is the best trailer wiring harness option for a 2021 Kia Sportage. It features a plug-in play install and provides a standard four pole trailer connector used on most trailers. It's our most reliable option for this purpose. The install video below will help you get it installed.

expert reply by: Conner L

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Answer 1

Hey Regena, the etrailer hitch part #e84KR that you referenced comes with bolts that are size M10x1.25,30,CL10.9,. If you need a replacement hardware kit we do have that with the part #RHK but for the price it would probably be smarter to find the…

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Answer 2

The difference between the Class II and Class III hitches has to do with their Gross Trailer Weight (GTW), their Tongue Weight (TW), and their Hitch Receiver Size. Class II trailer hitch receivers have a 1-1/4 inch receiver and can be rated up to…

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Answer 3

A 4-Way trailer connector has the basic lighting functions only; running lights, left turn signal and brake lights, right turn signal and brake lights, and ground. A 7-Way has these functions and a 12 volt circuit, a circuit for electric trailer…

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Answer 4

In order to determine the torque rating for the lug nuts on your trailer you will need to know check out the chart I attached that shows all of the torque specs for all the trailer lugs available based on stud size, wheel material and wheel size.

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Answer 5

According to Blue Ox, it'll take an experienced installer about 4 to 5 hours to complete the installation of their #BX1128 Base Plate Kit on a 2016 Jeep Grand Cherokee. The install isn't what I'd call super-difficult, but the installation…

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Answer 6

Hey Jonathon thank you so much for all of that additional information! To haul your bikes behind your class C Sprinter motorhome, while flat towing your Mini, I recommend the Hollywood Racks RV Rider Bike Rack item #HLY64FR and the Roadmaster Dual…

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Answer 7

Yes, it will work. You'll just need to cut the Lance 6-pin connector out and rewire it into the etrailer Trailer Wiring 7-Way Upgrade Kit w/ Junction Box and RV Style Connector item #e99011. Here are the individual functions of that Lance 6-pin:…

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Answer 8

The OEM prep package consists of 4 "pucks" in the bed of the truck that will allow you to drop in puck style hitches for easy installation and removal, that gives you a completely clear bed when not in use. The B&W Companion OEM 5th…

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Answer 9

Hey Kelvin, welcome back. To flat tow a 2026 Ford Maverick with your Demco Commander II Tow Bar item #DM9511012, I recommend the following parts: Baseplate Kit - Demco Tabless Base Plate Kit item #DM38CV Wiring Harness - Roadmaster Diode 7-Wire to…

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Answer 10

Since wire color codes are NOT universal, we always recommend wiring by function, rather than wire color. If you look at the Trailer Wiring FAQ article I have linked you to, you can see some diagrams showing the proper way to wire a vehicle and…

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Answer 11

The main difference between the Curt Trailer Hitch Receiver part #C13416 and the EcoHitch Hidden Trailer Hitch Receiver part #EH97FR is that the EcoHitch has a completely hidden cross tube whereas the Curt cross tube will be visible from the rear of…

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Answer 12

Hey Ron, congrats on the new SUV. To add a hitch and a wiring harness to your 2026 Toyota RAV4 Hybrid, I recommend the Curt Hitch item #C34FR62ZY and the Curt Trailer Wiring Harness item #C34FR62FT. The Curt Hitch item #C34FR62ZY is custom fit for…

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Recommended Trailer Wiring Harness for a 2021 Kia Sportage

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