Forum Discussion
CapriRacer
Jun 16, 2014Explorer II
Some thoughts:
I know that many folks think that P type tires have weak sidewalls and going to LT tires is the answer to that - and they think that's the solution here.
Since inflation pressure has a major affect on tire stiffness, then a quick and easy test would be to add 5 psi to the pressure and see what happens. You could even add 10 psi as a test (not for a regular tow - just a test). If that doesn't result in some change, then tire stiffness isn't the solution.
I would suspect that the front end is being unloaded and that's changing the alignment. A bit of toe out would result in that exact symptom.
So I would look at the alignment AND weigh things to see if the weight is being properly carried by the truck. I suspect it is not.
I know that many folks think that P type tires have weak sidewalls and going to LT tires is the answer to that - and they think that's the solution here.
Since inflation pressure has a major affect on tire stiffness, then a quick and easy test would be to add 5 psi to the pressure and see what happens. You could even add 10 psi as a test (not for a regular tow - just a test). If that doesn't result in some change, then tire stiffness isn't the solution.
I would suspect that the front end is being unloaded and that's changing the alignment. A bit of toe out would result in that exact symptom.
So I would look at the alignment AND weigh things to see if the weight is being properly carried by the truck. I suspect it is not.
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