# Does Tire Size Have To Be Exact?

## Can wrong size tires damage car?

Unfortunately, altering the tire size of a vehicle without thorough and careful consideration is a decision that can really bite.

Fitting the wrong tire size can cause damage to a vehicle, and is a real safety hazard as well..

## Can I use 225 tires instead of 215?

Unless you’re exploring the limits of the car’s performance, most drivers probably wouldn’t notice a difference between a 225 and a 215, all else being equal. If the outer circumference is a little different, the speedo may be a tiny bit off.

## How do you read a tire date code?

The last four digits of this code tell you when your tire was manufactured. The first two numbers indicate what week of the year it was made (out of 52 weeks per year), and the second two numbers represent the year. For example, 5200 would reveal that a tire was manufactured during the 52nd week of the year 2000.

## What tire sizes mean?

It’s the height of the sidewall measured from wheel rim to top of the tread, expressed as a percentage of tire width. In other words, it’s sidewall height divided by tire width. In this example, the aspect ratio is 65, meaning the sidewall is 65 percent as high as the tire is wide.

## Can I use 225 65r17 instead of 215 55r17?

The 225/65R17 is one size larger and much taller and can carry more weight compared to the 215/55R17. The ride will be harsher as well as the aspect ratio is two sizes lower. The smaller tire will fit on the same rim.

## Is it OK to put different size tires on a car?

Tire size can vary by width and height, and although a specific tire is usually recommended for a vehicle to perform optimally, there is a window of sizes that will work safely — roughly a 3 percent change in size for cars and 15 percent change for SUVs and trucks, according to Tire Rack.

## Are all tires the same width?

Because tires have flexible sidewalls, a single tire size will fit on a variety of rim widths. … The width of the rim will influence the width of the tire. A tire mounted on a narrow rim would be “narrower” than if the same size tire was mounted on a wide rim.

## Can I replace 15 inch wheels with 16 inch?

A vehicle equipped with a 16-inch rim and tire package can be changed to a 15-inch rim and tire. The main factor to consider is the overall rolling distance, which is the distance the vehicle travels with one revolution of the tire.

## What does the T or H mean on tires?

All these ratings cover speeds well above legal limits. The most popular, S, T, and H, are rated for 112, 118, and 130 mph, respectively. Traditionally, most family cars have used S- and T-rated tires, while tires rated H and higher have mostly been available only in sports cars or upscale sports sedans.

## Can I use 225 60r16 instead of 225 65r16?

Is it OK to use 225/60R16 tyres instead of 235/65R16 if I’m changing all 4 tyres? The 225/60R16 tires are a bit less tall and 10mm less wide, but the same rim size as the tires you are taking off. They should fit just fine. They will perform differently than the tires you have on the car.

## Can I drive with two size tires?

Having different sizes on some four wheel and all wheel drive vehicles can actually do damage to the vehicle. Since tires vary from brand to brand, and even from model to model, damage can even occur with tires of the same size if they have a large enough difference in circumference.

## How do you know what size tire you need?

The two digit number after the slash mark is the aspect ratio which measures the tire’s cross-section to it’s width. If the tire size is 255/60 R16, the 60 means that the height is 60% of the tire’s width. The bigger the aspect ratio, the bigger the tire’s sidewall will be.

## Does spare tire need to be same size?

Yes, you can use your old tire as a spare, as the general rule is that a spare within 2″ of the bad tire on the ground will work, but a used tire the same size as your tires on the ground won’t cost much.

## Can I use 235 tires instead of 225?

Obviously, you will need a certain kind of tire depending on how you use your vehicle. Due to this, a 235 tire might not be better than a 225 tire, or vice versa, but depending on your situation, one tire might serve you better than the other.

## Can wider tires fit on same rim?

As a general rule of thumb, it’s safe to fit a tire up to 20 millimeters wider than stock on the original rim. The actual width of the tire will vary depending on the width of the rim: The tire will expand 5 millimeters for every half inch (12.5 millimeters) increase in rim width.