Wire Sizes for the Hopkins Endurance Easy-Pull Harness

Question

Question:

What size are individual the wires in this product? 14, 16,18, 22 guage?

asked by: Don C

0

Expert Reply:

Don, the Hopkins Endurance Easy-Pull Harness # HM38134 has 18 AWG wires for the brown, green, and yellow wires, and 16 AWG for the white ground wire.

expert reply by: Bryce D

0

Lazer S.

12/15/2025

Hey Don, did the wire sizes on the Hopkins Easy-Pull harness work out for your setup? Knowing how it matched up could help others choosing connectors for similar wiring. Your update could make it easier for the next person with the same question.

Don C.

12/17/2025

@LazerS worked perfectly, I love the design

Lazer S.

12/17/2025

@DonC Nice! Glad we could help! : ) And the Hopkins Easy-Pull is definitely popular due to its design. Really does help get a grip on it when you are unplugging! Let us know if there is anything else we can help with!

Answer 1

The Hopkins Endurance Easy-Pull Harness w/ 4-Pole Flat Connector #HM38134 you referenced has 18 gauge wires for the brown (taillight), green (right turn and brake), and yellow (left turn and brake) wires. The white (ground) is a 16 gauge wire.…

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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

It sounds like you are speaking of the wires for the brake magnets. If this is correct, you will need to connect one of the wires to the brake controller output wire on your trailer connector and the other wire will need to be grounded to a clean…

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Answer 7

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 8

That's a very good question, we tend to be extra cautious and say to use 10 gauge wire because that would be more than enough. When you get into longer trailers that will end up using a lot of wire the heavier gauge wire becomes more necessary.…

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Answer 9

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 10

If you just need a 4-pin to 7-pin trailer wiring adapter, then you can use part #C57672. This will plug into the 4-pin trailer connector on your brother's vehicle and give him the 7-pin socket for the trailer. Keep in mind, this will only give…

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Wire Sizes for the Hopkins Endurance Easy-Pull Harness

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