Can You Have Different Size Tyres Front And Back?

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..

Does the middle number on tires matter?

The middle letter on the right side of the slash tells you about the tire’s construction method and will most commonly be “R,” or radial. This means the layers of the tire run radially across it. The last number is important, as it tells you what size wheel the tire fits.

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.

Do my front tires have to match the rear?

Mixing different tread depths is generally permissible. The tire industry recommends fitting the new tires onto the rear axle. … Some car manufacturers will recommend fitting the new tires to the front axle, for example, if the car is a front-wheel drive.

Does tire size have to be exact?

Wheels and tires must be of the same diameter– e.g. only mount a 16″ tire on a 16″ wheel. However there is one other caveat– wheel width and tire width. Check Tirerack or other sites with tire specs– the acceptable wheel width depends on the particular tire model/size involved.

Can wrong size tires damage transmission?

Increasing Tire Size Will Reduce Your Vehicle’s Effective Gear Ratio. The increased size causes the tires to rotate slower to cover the same amount of ground. … If you are running an automotive transmission this can cause some serious strain depending on the current gear ratio if you choose not to regear your system.

Can I put 245 tires on 225 rims?

Can you put 245 tires on 225 rims? … As long as both of tires have the same diameter, you can use them. In this case the diameter is 18 for both.

Is it OK to have mismatched tires?

A car with mismatched front and back tires should still be usable, especially if it is a two wheel drive vehicle. … If the tires are different sizes then they may also wear at different rates, and you’ll be shopping for new tires sooner than you think. Functionally, mismatched tires will wear out at different rates.

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.

Can I change only 2 tires?

We recommend that you replace all four tires at the same time. … If you’re only replacing two tires, we recommend mounting the new tires on the rear axle, which adds traction and increased overall safety to your vehicle. Your car can better resist hydroplaning with new rear tires, even if the front tires are worn.

Is a 70 or 75 tire wider?

70 (or 75) is the ratio of the width to the sidewall height. So a 75 will be a taller tire, and closer to the height of the 6.70×15.

Can I use 205 tires instead of 225?

These are the only size wheels that can take both 225mm and 205mm tire sizes. … Since you’re going to a smaller tire you do not have to worry about reduced wheel well clearance. A 225/75-15 tire is approximately 28.4-inches in overall diameter when inflated while a 205/75-15 tire is about 27.1-inches.

Can you have different size tires on front and back of car?

Long story short: Yes, it is a problem to have two tires of different sizes on the front (or back) of your car. Having two different-sized tires on the same axle is generally not a good thing. … Sometimes, people choose to put larger tires on the rear axle of their vehicle for handling reasons, cosmetic reasons, etc.

Can one tire be a different size?

The overall diameter is often calculated to be the same size as the road going tyre though. In most jurisdictions it is illegal to use two different sizes ON THE SAME AXLE. It is usually ok to use one size on the front, another on the rear, as BMW do.

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 you have 2 different brands of tires on your car?

We recommend that the same tyres are fitted on all wheel positions of your vehicle. If however, due to availability or economical considerations, mixing is necessary then it is permissible to mix brands and tread patterns as long as the same tread patterns and brands are fitted across the same axle.

How much can you change tire size?

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.

Why are rear tires bigger than the front?

Many vehicles, but primarily rear-wheel-drive sports cars, have a narrower width tyre at the front than the back. … Having wide rear wheels is for the reasons of traction and the ‘look’. When a rear-wheel-drive car has a lot of power, it can cause wheelspin easily which is why wider rear tyres can give better traction.