ST225/75R15 Trailer Tires
First of all, please forgive me for intruding in the TT forum, but I need to help out some friends. They have a TT that came from the factory with cheap Chinese Brand X (she didn't say) ST225/75R15D ...
Forum Discussion
I really do not understand why so many seem to believe that tires built in plants painted blue are better than tires built in plants painted Green.
That makes just about as much sense as claiming RVs built in Ohio are better than those built in Indiana. This is true because there are many times more failures of RVs built in Indiana.
Any tire from any manufacturer in any country can fail in months, weeks, days or even hours if overloaded, under-inflated or driven above their rated speed.
Increased Load Range (ply rating)is only of advantage if proper inflation is maintained. For TT this means running the tire sidewall inflation to keep tire Interply Shear forces lower and at the same time ensuring the load on the heaviest loaded tire is lower than 85% of the rated load,
That makes just about as much sense as claiming RVs built in Ohio are better than those built in Indiana. This is true because there are many times more failures of RVs built in Indiana.
Any tire from any manufacturer in any country can fail in months, weeks, days or even hours if overloaded, under-inflated or driven above their rated speed.
Increased Load Range (ply rating)is only of advantage if proper inflation is maintained. For TT this means running the tire sidewall inflation to keep tire Interply Shear forces lower and at the same time ensuring the load on the heaviest loaded tire is lower than 85% of the rated load,
