What Gauge Wire To Use For Lighting On A Box Truck

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Question:

What size wire are needed to wire 5 lights and 9 in rear of a 14 foot box truck?

asked by: Carl

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Expert Reply:

For that I recommend using either a 14 or 16 gauge wire. Either will able to safely handle the amp load for the lights on your box truck. We offer the # DW02412-1 for a 14 gauge or the # 16-1-1 for a 16 gauge wire. Both are sold by the foot.

expert reply by: Jesse M

0

Answer 1

For your 2020 GMC Sierra 2500 HD, the Optronics Load Resister #ALEDRST2B will solve the issue. However, it is important to note that the #ALEDRST2B comes with a plug-in on the end. If you need the harness that allows you to hardwire it with your…

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Answer 2

The Optronics LED Trailer Clearance Lights #MCL44RB that you will be installing on your trailer features a power and ground wire. The black wire coming from the assembly is for power and the white wire is for ground, which will just need to be…

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Answer 3

For the Identification Light Bar for Trucks and Trailers - Weatherproof - Incandescent #MC93RB you referenced we have both the Light Bar Replacement Wiring Harness MC93 and MC94 Series #A93PB and the Optronics Trailer Clearance and Side Marker Light…

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Answer 4

Those are the wires for the brake magnets. You will need to connect the black wire to the brake controller output wire on your trailer connector and you are correct the white wire will need to be grounded to a clean metal surface on the trailer. I…

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Answer 5

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 6

To determine the size of the brake assemblies you need you have to measure the depth and width of the hub drum on the axle like what you see in the picture I attached. The most common size is 2-1/4 inch wide like the #T4071600-500 that you…

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Answer 7

Hey Richard, thanks for reaching out! The Dexter DX7.5 Drop-N-Go Brake Actuator #099-175-00 is a great option for a replacement actuator because it's a direct replacement for the common Model 60 actuators that were popular in the '90s.…

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Answer 8

Even though I cannot comment specifically on the grease you used because I am not familiar with it, I can tell you the best grease for trailer bearings is a a grease with a rating of GC-LB, which just means it is made to withstand very high…

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Answer 9

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 10

To determine the size of the hub assembly you need to purchase you have to determine which bearings are in the old assembly. If the old assembly has L44649 inner bearings, you would use the hub you chose #8-258-5UC1. If the inner bearings are marked…

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Answer 11

To find the load capacity for your axle you should look on the trailer VIN plate or sticker that lists the VIN number. The weight rating of the axle should be listed on that same plate or sticker. Also, the axle could have a tag or plate on it that…

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Answer 12

There really isn't a particular maximum trailer weight that is used to determine when brakes need to be added to both axles of a tandem axle setup. While I do still recommend checking your local laws, I am also not aware of any general laws that…

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What Gauge Wire To Use For Lighting On A Box Truck

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