Recommended 6-Pole Round to 7-Blade Trailer Connector Adapter  

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…

You will need to use a circuit tester, item #PTW2992 if needed, to test the pins in the 6-Way connector at the rear of your vehicle. Ground the alligator clip to the vehicle chassis and touch the test light to the center pin. If the light in the…

To check the pins on the vehicle side 7-Way, you can use a circuit tester or the volt meter. The circuit tester will show you if a signal is coming through on the pin you are testing while the volt meter will tell you that and how much voltage is…

We do not have a trailer axle beam with those exact specs. The closest we have is the Dexter Trailer Axle w/ Electric Brakes - E-Z Lube - 6 on 5-1/2 Bolt Pattern - 86-1/2" - 5.2K #8327816-EB which is 86-1/2 inches hub-face to hub-face but…

Excellent question. There are two important measurements, the hub face to hub face dimension and the spring center to spring center dimension. I've provided a diagram that will show exactly what needs to be measured. I've linked to…

To test a 7-way trailer connector on the rear of your vehicle you can use the Pollak Tester #PK12741. This tester is designed to work with all 7-way connectors. Another option is to use a circuit tester like #PTW2993 and go come pin to pin testing…

I think I know what is happening here. Does the adapter you are using have 5 pins in a circle, plus one in the middle? This is a 6-way connector, there are two generally accepted ways of wiring this connector. One method uses the center pin as the…

The Pollak 6-Pole Round Pin Trailer Wiring Socket #PK11609 does have a small Philips type screw to hold the rear collar in place. You will need to remove this screw completely and pull/twist the collar to remove it for access to the pins for…

The manual lockout on your Atwood 85778 surge brake coupler is there so that you can back up the trailer without the brakes locking up on you. Yes you can safely tow your trailer with the broken manual lockout, you just have to make sure you…

I did some checking and the hub/drum we offer that will work for you is the part #8-430-5UC3. This uses the same bearings as the 8-415 and will be an exact fit aside from the fact this is a non-ABS setup and the 8-415 came in an ABS setup and…

If your current springs have 5 leaves then going to a 7 leaf spring will increase the height of the trailer a little and make the trailer more susceptible to sway. Regarding capacity if you go with springs rated higher than what is required it will…

I've never heard of an actual third brake light connector on a camper shell to plug in on a truck and we don't carry any parts to do that. The light generally needs to be hardwired into the truck's brake light circuit. The issue with this…