Forum Discussion
myredracer
Jan 18, 2018Explorer II
Always run at max. sidewall psi (cold pressure). Doing this will give you the highest possible load capacity rating for the tires. Higher spare load capacity will help reduce internal heat buildup which is what kills ST tires.
Also never exceed max. speed rating of the tires and never tow overloaded. If you haven't, it's always a good idea to go to a scale to learn your weights, including side-side if possible (TTs can be heavier on one side). If you want to minimize the chances of a failure and get the most life from ST tires, also avoid sudden/sharp potholes & speed bumps, road shoulders and curbing tires. ST tires need a higher level of "care".
We upgraded from factory LRC to Marathon LRD and always keep them at 65 psi. After 4 seasons and about 20K miles, they still look new (will get replaced at end of next year regardless).
Pretty much anything you can think of to do with TV tires can be found at RVtiresafety.net which is run by a retired tire engineer. Running ST tires at max. sidewall psi is in his blog somewhere.
Also never exceed max. speed rating of the tires and never tow overloaded. If you haven't, it's always a good idea to go to a scale to learn your weights, including side-side if possible (TTs can be heavier on one side). If you want to minimize the chances of a failure and get the most life from ST tires, also avoid sudden/sharp potholes & speed bumps, road shoulders and curbing tires. ST tires need a higher level of "care".
We upgraded from factory LRC to Marathon LRD and always keep them at 65 psi. After 4 seasons and about 20K miles, they still look new (will get replaced at end of next year regardless).
Pretty much anything you can think of to do with TV tires can be found at RVtiresafety.net which is run by a retired tire engineer. Running ST tires at max. sidewall psi is in his blog somewhere.
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