## Is a donut tire universal?

The compact temporary spare tire and wheel that comes with a vehicle is designed to fit that vehicle only. Never attempt to use a Temporary/Compact Spare Tire and wheel on another vehicle unless it is the exact same make and model. Spare tires are full-size tires that are the same size as your existing tires.

### Is a spare tire the same as a regular tire?

A matching full size spare is identical to your other tires and should be incorporated into your regular tire rotation. Temporary spare ” Also known as a “donut,” this tire is smaller than your car’s standard tires. Unlike the full size spares, there will be a noticeable performance difference when driving on a donut.

**Do all rims fit all tires?**

There are many rims and tires on the market, but not all tires are designed to fit all rims, since the sizes of each vary. Pairing tires and rims can seem like a daunting task, but once you know how to measure their size, you’ll be able to decode the numbers and get rims and tires that work together.

**Can I change my tire size without changing rims?**

It’s possible to change the size of your tires without actually changing the diameter. One example is if you want larger rims ” you can buy tires that compensate for the larger rims by reducing the “height” of the outer tire.

## What is the difference between 235 and 245 tire size?

The tires you have now, 235/65-17, are about 9.25 inches wide and 29 inches tall. The 245s on the other hand are 9.65 inches wide and 29-1/2 inches tall. Based on the differences in the tire sizes listed above you should be able to determine if there is enough space to use the slightly larger size.

### Can you put 245 tires on 235?

The quick answer is yes you can replace 245/50-18 tyres with 235/50-18 but they will have 10mm (0.4 in) smaller overall diameter. Will only slightly effect speedo and odometer ” ie speedo will read about 1.5% high.

**Are 255 and 265 tires interchangeable?**

It’s important to note that the outer diameter (how far the wheel rolls in one revolution) is slightly more for a 265 than a 255 at the same aspect ratio as the sidewall would be larger. 10mm bigger in width. The tread section width of the 265 tire is 10mm wider than the 255 tire.

**What does 235 on a tire mean?**

The number 235 is the cross-section width in millimeters, while 70 is the ratio of sidewall height to cross-section width (70 percent). R means radial-ply construction and 16 is the wheel diameter, in inches. Load index. This number is based on the weight the tire can safely carry.

## What does 235 75R15 mean on a tire?

On this page you’ll find a color-coded explanation of the 235-75R15 tire code. This number means that your tire has an aspect ratio of 75%. In other words, your tire’s sidewall height (from the edge of the rim to the tire’s tread) is 75% of the width. In this case, the sidewall height works out to be 176 millimeters.

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