Inflation pressure: Vehicle manufacturers supply recommended levels of inflation pressure. Inflation adherence facilitates for safe tire operation without exceeding the load rating and loading ...

and are often found in the tire's sidewall markings as well. Load ranges are labeled with letters such as C, D, E, etc. Each letter corresponds to a specific ply rating and air pressure range.

Have you ever taken a close look at your tires? If so, you've likely seen a series of numbers and letters imprinted in the rubber. What exactly do those numbers mean, though? And why are they there in ...

Understanding truck tire sizes, tire load ratings, why ply no longer matters, and more is important for today’s fleet managers. Environmentally friendly heavy-duty truck tires are a tough ...

Wheels often seem like a vanity upgrade. In a lot of ways, that's exactly true: they have an outsized effect on your truck's ...

Other options you might include "D" for diagonal or bias-ply tires (not likely on modern ... last set of numbers and letters is the load index and speed rating. Most load indexes range between ...

Also look at the tire width (measured in millimeters), the height/width ratio, the letter designation (R for radial or D for diagonal/bias ply), and the wheel diameter—all ... of a limit and you could ...

Most of these types of tires (summer and LTs) will carry a tread-wear rating of anywhere from 50,000 to 140,000 kilometres. That’s a big range and a lot of factors will effect what you may get ...

We decided to reach out to our friends at Bridgestone/Firestone because A) between their brands they have every type of tire imaginable to consider, and B) there’s a network of Firestone Complete ...

You'll also see codes for the tire's rim diameter, load index, and speed rating, so the entire sequence will look like this: P225/70R16 91S -- with numbers and letters that relate to your vehicle ...

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The Continental TerrainContact H/T is part of the Tires test program at Consumer Reports. In our lab tests, Tires models like the TerrainContact H/T are rated on multiple criteria, such as those ...