How do I read my RV tire size?

How old should my RV tires be?

A ‘rule of thumb’ adopted by some in the RV world says replace your tires when they hit six or seven years old. In parts of Europe and Asia, tire manufacturers recommend replacement of tires every five years.

Do RV tires expire?

While most tires will need replacement before they achieve 10 years, it is recommended that any tires in service 10 years or more from the date of manufacture, including spare tires, be replaced with new tires as a simple precaution even if such tires appear serviceable and even if they have not reached the legal wear …

Are all RV tires the same size?

Size Matters

There are multiple different types of RV’s, and there are multiple different types of tires that each of those RV’s may use, so in the case of RV tires: size DOES matter! camper, RV truck tires are going to be different than motorhome tires.

Why are RV tires so small?

Probably the biggest reason they are smaller is that it costs the mfgr less to use small tires. The second reason could be that with smaller diameter tires there is a smaller intrusion into the space inside of the trailer (wheel wells). Reducing “unsprung weight” which helps with stability.

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What size tire cover do I need for a 15 inch tire?

Do the wheels have a 15 inch diameter or is the wheel and tire a total of 15 inches in diameter? If you have 15 inch wheels then you likely have either 205/75-15 or 225/75-15 tires so you would need a cover that fits 27 inch to 29 inch diameter wheels.

Can I use 235 tires instead of 225?

No, not OK… all tires should be same diameter. the diameter is the same just more contact with the ground. uh… 225/45/17 and 235/45/17 are NOT the same rolling diameter.

How do you know if your RV tires are bad?

Tires do have built-in tread wear indicators to help you realize when it is time to replace them. The indicators are the raised sections with intermittent spacing in the bottom of the tread grooves. When these indicators appear even with the outside of the tread, it’s time to replace your trailer’s tires.

What does XL mean on a tire?

If you own a car that often carries heavy loads, or is a multi-purpose vehicle’s, e.g. a minivan, it is possible that the vehicle manufacturer originally installed Extra Load (XL) or reinforced tires. These tires have stiffer sidewalls than normal tires, which allow them to support the weight of heavier vehicles.

How tall is a 17 inch tire?

17 INCH TIRES TIRE HEIGHT
255 55 17 28.04
275 55 17 28.91
215 60 17 27.16
255 60 17 29.05

Can I use 215 tires instead of 205?

Nope. The nominal diameter of the 215’s is 1.7% greater than that of the 205’s. The sidewall height is a percentage of the width of the tire, so a 55 series is taller with a wider tire. In the case of the Comfortreds, the published diameter is 1.6% larger for the 215’s.

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What does the 265 mean in tire size?

265. This number indicates that your tire has a width of 265 millimeters. 70. This number means that your tire has an aspect ratio of 70%. In other words, your tire’s sidewall height (from the edge of the rim to the tire’s tread) is 70% of the width.

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