bankcardrep

Asheville, NC

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I am towing a 28' Dutchmen TT with a Chevy Dmax, Short Box Crew Cab.
A Couple of years ago I had to put new tires on the TT due to dry rot.
Although I requested AMERICAN made I ended up with a chineses Hi-Run tire.
My rear set, both sides are wearing to bald on the outside...not mmiddle.
The front set are wearing normal.
Not sure if the following matters...
I use a sway control all the time with this set-up.
When driving, there is no noticeable sway.
Yesterday I was sitting in back behind driver seat as my son was driving.
Watching the drivers mirror..the small blind spot...I could see the REAR of the trailer.
The rear seems to have a pronounced wiggle/sway. Could this be eating the tires?
If this is the case...how do you stop it?
Thanks for your answers!
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Road Runners

Tampa Bay, Florida

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Sounds to me like your rear axle may be bent upward in the middle.
'05' F-250 Power Stroke
'00' 30' Cameo Fifth Wheel
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phillyg

Front Royal, VA

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If I correctly understand your post, both rear axle tires are wearing on BOTH outside edges. Normally, that's from underinflation, but if you're sure they're aired the same as the front axle tires, that shouldn't be the problem. It also doesn't imply an incorrectly bent axle. I'm leaning more toward a spring or shackle issue, or maybe your rear axle is carrying more weight than the front. Buy an infrared thermometer to check your tire temps after a long trip to see if there's a significant difference in front/rear tire temps. If the rears are much hotter, they're carrying more weight than the front, but I would expect even wear on the tires rather than just the edges. Bottom line: your's is a confounding problem.
2002 Keystone Cougar 286, 8,400lbs loaded, pulled with a 2004 F150 Supercrew, 5.4, 3.73 gears. Retired and enjoying life
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tvman44

Southwest Louisiana

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I would have the trailer axles alignment checked at a bif truck & trailer shop, but could be just the cheap chinese tires. I had that problem. BFG Commercial TA's solved that problem.
Papa Bob
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halibutman214

Oregon

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Is your trailer riding level? You could just put cheap chinese tires on the front axle only.
2008 Dodge Ram 6.7 Laramie SRW SB
2012 Keystone Passport 26BHWE
2009 Lance 830 with Tent foldout
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donn0128

Pronounced Ore-gun

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X2
Make sure you are towing level. Make sure you are not transferring too much weight. Get rid of the cheap Chinese junk tires. Have the axle alignment checked and fixed if necessary.
Donn,Lorri,Max (The Rescued Lab)
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bankcardrep

Asheville, NC

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To clarify...they are wearing to bald on both outside edges of both tires. There is tread in the middle...but not outside.
Thanks for ideas...this is the WAY to help the mechanic!
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bankcardrep

Asheville, NC

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To further clarify...
my camper dealer noticed that my Weight Distribution bars were for a much smaller trailer. So I switched to some bigger bars...possibly putting too much weight on the rear.
To add another clue...
My truck REAR tires are wearing much faster than normal. I pull a 24' Haulmark on a near daily basis hauling used furniture for my used furniture store...
I bought new Cooper tires in December and put about 5-6000 maybe more miles on them before I rotated. At that time my rears were looking about half gone and front looked new.
My mechanic said they were also cupping and that I needed new shocks on the truck. 175,000 miles on the originals.
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Chuck&Gail

In the Colorado Mountains

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Rear TT tires are too soft for load. Bet if you weighed each axle you'ld find that. If TT is level, it may just be heavy in rear. I run my rear axle tires 3 psi more than front axle tires to make up for rear slide.
My SUV TV rear tires also wear faster (but evenly) than front. Weighing each axle shows why. I just rotate tires front to back every year.
Chuck
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bankcardrep

Asheville, NC

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I replaced the Trailer Tires this week. Found out that I had 6 ply chinese tires. I never thought to specify what I needed.
Before I bought the new tires I consulted with a couple of vendors. We went from Load Rating C to E with the new Hercules tires.
I will monitor air pressure close before looking for axle issues as it seems like the tires are to blame...and possible poor air management.
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