What Gauge Wire Is The 30 ft. Wishbone 4-Way Trailer Wiring Harness A30WB?

Question

Question:

What gauge is your 4pinX by 30ft wish bone trailer wire

asked by: Lonnie K

0

Expert Reply:

Hello Lonnie, thanks for reaching out. The 30 ft. Wishbone 4-Way Trailer Wiring Harness with 30" Ground Wire # A30WB is 20 gauge wire. I walked out to our warehouse and looked at one to confirm this.

expert reply by: Jesse M

0

Wishbone Harness
(click to enlarge)

Jesse M.

10/22/2025

Hey Lonnie, did the 20-gauge wishbone trailer wire end up working for your setup? Knowing how it performed could help others choosing the same harness.

Answer 1

Hey Paul, Stop/turn signal light functions typically use the same wire and the running lights are on their own. You'll want to go to the passenger side and check the running light wire for power with a multimeter #PT89ZR. If you aren't…

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Answer 2

Typically 4-way wiring consists of 18 and 16 gauge wires. For a 4-way that has all 16 gauge wire you would want the Wesbar 4-Pole Flat Connector #W787264. The part #HM38138 uses 18 gauge for all wires but the white that uses 16 gauge.

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Answer 3

To bolt the Titan Model 20 to your trailer tongue you want to use 2- 5/8" by 4" grade 5 bolts, nuts and lock washers. If the tongue is a light weight tongue (narrower than 3" wide) you want to use spacer tubes inside for reinforcement…

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Answer 4

The Titan brake actuator #T43397007K will take 1/2 inch by 4 inch grade 5 bolts, nuts, and lock washers. Since this is a boat trailer if you can find some grade 5 zinc coated or stainless steel they will have better corrosion resistance. I have…

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Answer 5

The Titan Zinc-Plated Brake Actuator w/ Electric Lockout #T47457207K requires 2 grade 5 bolts that are 1/2" x 4" to bolt to the trailer tongue.

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Answer 6

Hello again Marcus; I would be happy to help you sort out the installation of the #STL64RB. You're going to need some extra wire to run this to the center of your trailer so you can use the #16-1-1 to match the 16 gauge wire that comes with the…

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Answer 7

It sounds like you have a 7-way blade connector on your boat trailer as that is a very common connector on boat styles. This connector has 6 pins around the outside of the connector and a center pin for a total of 7. Part #A7WCB would be what a 7-way…

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Answer 8

If you have a 2-1/2 inch hitch installed on your truck then you can use a hitch extender like the Curt part #C45048 which can give you from 24 to 34 inches of extension. You should note that when you use this extender the towing capacity is 6,000…

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Answer 9

Hey Bob, I am not sure what video you are referring to but if it's trailer wiring we typically are using the part #PTW2993 to test the circuits of the trailer to determine the function of each wire. This has a hook and probe which makes it easy…

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Answer 10

The number 96220 is the OEM part number of the discontinued Atwood G6A-8E Water Heater AT96121 and we do have the correct circuit board (control panel) for that. The part you need is the Replacement Control Panel for Atwood Water Heaters #AT91367.

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Answer 11

Though the Convert-A-Ball #AMSC2 cushioned ball mount and the Curt RockerBall, like the #C40047, are very nice products and will help with chucking and vibrations, they cannot be used together. You are correct in that they will help with the same…

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Answer 12

I attached a picture I got from Buyers Products that has the dimensions of the Buyers Products Hook and Keeper for Enclosed Trailer Door #BP64FR that has the dimensions you are looking for.

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What Gauge Wire Is The 30 ft. Wishbone 4-Way Trailer Wiring Harness A30WB?

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