What does P185 65R15 mean?

This number indicates that your tire has a width of 185 millimeters. 65. This number means that your tire has an aspect ratio of 65%. In other words, your tire’s sidewall height (from the edge of the rim to the tire’s tread) is 65% of the width. In this case, the sidewall height works out to be 120 millimeters.

What does 88h mean on my tires?

The 88 is the load ratio for the specific tire; in this case 88 would indicate the tire can maintain up to 1,235 pounds. The H is the speed rating for the tire; in this case, an H-rated tire is designed to endure speeds up to 130 miles per hour. Refer to the chart in Resources for all conversions.

What are P185 tires?

P= For Passenger Cars, SUVs, MiniVans and Light Trucks. LT = Heavy Load Trucks, Vans or SUVs. There may not always be a letter in your tire size. A tire starting with “P185” can be replaced with a tire starting with “185” and vice versa.

Can I use 185 65R15 instead of 175 65R15?

Yes you can, but the better size would be 185/60 R15 so that the difference in speed between the actual vs speedometer reading is minimized, and the difference between the actual mileage vs the shown mileage is minimized.

How much can I increase my tyre size?

In NSW you are allowed to fit wheels that are up to 26mm wider than the manufacturer’s specified wheels without needing to notify the Roads and Traffic Authority (RTA). Increases in wheel track (the distance between the left- and right-hand wheel) can’t be greater than 25mm beyond manufacturer’s specification.

Can I use H rated tires instead of W?

It is permitted to fit a tire with a higher speed rating to a vehicle requiring a lower speed rating, but not vice versa.

What’s the average tire size?

A standard sized tire will be displayed in inches. A tire that reads 33 x 12.5 R15, is 33-inches in diameter (or tall), 12.5-inches wide, and will fit a 15-inch wheel. The door jam of your vehicle will also indicate what size tires the manufacturer recommends.

Can I change my tire with 175 width to 185 without changing the rim?

Can I change my tire with 175 width to 185 without changing the rim? Yes. The 185 is the width of the tire. Most rims that support a 175mm wide tires will easily handle a 185mm wide tire.

Is it good to upgrade tyre size?

Now do the math. For a safe upgrade, the tyre size cannot be increased by more than three percent of the car’s original total tyre diameter. Any difference of more than three percent is just not recommended.