Optronics Wishbone Trailer Wiring Harness Installation Video

I went out to the warehouse and pulled a 35 ft. Wishbone 4-Way Trailer Wiring Harness, #A35W42B, and used a wire gauge tool to measure the wires. The copper wire itself is 20 gauge. If you measure the wire with the insulation on it then it is…

The Peterson trailer tail light #431800 does have a top and bottom, indicated on the back of the light. Normally a light does have to be mounted a certain way because otherwise the light being emitted may not be visible the way it is supposed to be…

That's a good question, but different tail lights are needed for the driver and passenger side for trailers, including the Peterson lights you asked about. The reason they are marked as "Driver Side" and "Passenger…

Yes, the 20 ft. 4-Way plus Wiring part #A20WB that you referenced will work great with LED trailer lights. There's no reason that it wouldn't work. This is a wishbone wiring kit for the running light circuit which means that the running light…

We have a wide range of trailer hubs so we can get you all set. Our hubs include bearings, races and seals. The way to select a replacement hub is to match up the bearings to the original hub. A new hub must use the same bearings as the old one in…

If you have a 4-way trailer connector like #118418 then I recommend using a wishbone harness to wire your trailer. The 20 Ft 4-Way Trailer Wiring Harness - Wishbone Style - 30" Ground #A20WB is my recommendation for your wiring because it will…

Did you have a 4-pin connector that had 5 wires or was it a 5-pin connector? There is a big difference since you normally see a 5-pin connector on a boat trailer with the 5th pin used for an electric reverse lockout solenoid on a brake actuating…

Your 4-pin/5-wire wiring harness is what is called a "wishbone" type which simply means that there are two separate running light wires, one brown and one pink. This allows a separate running light wire for each side of the trailer which…

You don't necessarily need to remove your wheel to measure your springs but you definitely need to take the weight off of them. If you're able to jack up the frame of your trailer high enough that the tires are suspended (even if it's…

Good question, and what happens is that leaf springs elongate over time, and since you mentioned you got measurements of 25-1/2 inches from center eye to center eye and 26 inches under partial load, the best option for leaf springs really is the…

To properly measure your broken leaf spring you will want to take a measurement from the center of the spring eye to the center pin on the leaf spring along the curve(measurement B in image). As this measurement will be the same no matter how worn…

Great question. As a general rule, when your trailer is loaded to it's full capacity, there should be a minimum clearance of 3 inches between the top of your tire and the underside of your fender.This should give you adequate clearance for…