Small RTT Offroad Trailer Axle Width (1 Viewer)

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Aug 11, 2015
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Location
Canmore, AB
We are in the planing phase for our trip down to Panama next year and came to the realisation that we might not be able to get there with our RHD hdj81 due to more enforcement of the "No RHD" law in Costa Rica and potentially even in Nicaragua. One option that I am exploring is towing a small off road trailer with My RTT on it and the essential camping equipment and tow it behind my friends 4runner or a rental car when we get there (If denied access). I would like to build a trailer that is as light and small as possible wile keeping it stable on and off road. I would be using factory wheels and 33" ko2 to match the truck. 3500lbs Axles under Leaf seam to be the norm.

1- What is the ideal axle with for a trailer like this? should my total width match the truck?
2- Are trailer brakes necessary?

I would like something like that;
trailer.jpg
 
1 starting day.JPG
I have a home build, no trailer brakes, but the trailer loaded is only 1200lbs. I build my trailer track to be about 2" narrower than the JK for going around switchbacks or tight corners. I used a 3500b axle, so that I could match bolt pattern of my JK
 
Hub face to hub face is about 52". Correction, 53".
I am also using 1.5 or 2" spacer for the wheels to clear.
Center of tire to center of tire 55"


Also I used 700lbs springs to try and help with the ride of the trailer, it's better than 1000lbs+ springs, but it still bounces a lot. Estimate you weight before you get the springs.
 
Last edited:
I did the width of my 80, (63" I believe), 3,500 lb axle, matching wheels as 80 & 700lb springs as well. Leaving on it's maiden voyage in the a.m.!!!
 
Generally speaking...Determine where your springs will bolt to your trailer frame, that is your first measurement. Next add 15" to that number and that is your hub face or your second number. The third set of numbers is the hub and wheel studs pattern. Most common is 5 on 4 1/2 for five studs on a 4 1/2" bolt pattern. For example: If your trailer bed is 60" wide then you would order a 60 x 75 axle, 5 on 4 1/2 hub. This allows your springs to mount to the edge of your trailer frame and room to clear your trailer with your wheels, brake drums and tires.

Good luck and have a safe trip.

Edit to add: Check out livinlite.com for the Jeep off road trailer. Pretty neat product.
 

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