More on internal vs. external TPMS temperature reporting

RV Tire Safety with RV tire expert Roger Marble Continuing my series on Tire Pressure Monitoring Systems. Last time I covered internal versus external TPMS temperature reports when it was moderate to just cool outside. This report is different. On my way south to Georgia from Ohio it got downright cold. I stopped for the night in Kentucky and in…

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How accurate is your TPMS? – Part 2

RV Tire Safety with RV tire expert Roger Marble Last week I posted on the question of “How Accurate is your TPMS?” This week I am continuing my close examination of Tire Pressure Monitoring Systems. We saw that the variations in pressure readings were measurable but that IMO the differences were not meaningful. I recently traveled from Akron, Ohio, to…

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Can I run my LR-E at 65 psi, or is this overloading the tire?

RV Tire Safety with RV tire expert Roger Marble As trailer owners start applying the new Goodyear Endurance ST tire, many are discovering that for some sizes the Endurance tire is only available in a Load Range that is higher than their OE tires. Some are concerned about what inflation to run. I have even seen some claim that running…

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Tire failure could have been prevented with TPMS

RV Tire Safety with RV tire expert Roger Marble This tire failure was not a “blowout,” but definitely was a Run Low Sidewall Flex failure. The cause was not having a tire pressure monitoring system (TPMS). I read the following on an RV trailer forum: “BOOM, it happened again; however, this time it was with the upgraded Maxxis tires. It…

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More on why trailer tires fail more than tow vehicle tires

RV Tire Safety with RV tire expert Roger Marble On a thread on an RV trailer forum Peter made this statement: “At highway speeds interply shear is not as much of an issue, as I understand things.” I posted this reply: Speed itself is not the issue that causes interply shear in radial tires. Two things happen to radials when…

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Why do trailer tires fail more often than tow vehicle tires?

RV Tire Safety with RV tire expert Roger Marble Here is a question posted on a travel trailer forum: “Why so many trailer tire failures and so few, if any, tow vehicle tire failures?” This post could be considered Part 2 of my post of last week, How do you figure an ST-type tire’s maximum safe speed? The primary reason,…

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