…Regulations 2021 European Union Tire Labeling Regulations Alignment All-Weather / Premium Traction Tires Be TireWise Breaking in Your Tires Calculating Approximate Tire Dimensions Construction Materials Contact Patch Corporate Average Fuel Economy (CAFE) DOT Tire Identification Number (TIN) Dangers…
…tire specifications, [and] provides the ability to calculate/estimate basic tire dimensions." Warning: These calculations (and those provided by all online tire dimension calculators) only reflect nominal tire dimensions, which are often subtly or substantially different than the tire's actual…
…to calculating tread depth percentages because the tire is already legally worn out with just 2/32" of remaining tread depth." Useable tread depth is calculated by subtracting 2/32" from the tires' new tread depth. Then usable tread depth is compared to remaining tread depth in order to calculate…
…the tire manufacturer, revolutions per mile may be either measured in a laboratory or derived from calculations based on their previous test experience. Tire revolutions per mile cannot be calculated by simple math because the tire tread and sidewall bend and stretch (deflect) when the load of the…
Our Recommended Installer's page is designed to help make installing the tires you get from us simple and convenient. To learn about choosing an installer, take a look at "Updates to Our Recommended Installer Page Help You Find Your Ideal Installer." All of our Recommended Installers…
…vehicle calculates your current rate of speed based on the factory tire diameter, so if you put a bigger tire on it, the number of revolutions per mile decreases and that will make the speedometer read slower than your actual speed. The amount it varies is a percentage, so remember to calculate your…
…of remaining tread depth. The new 225/45R17-sized tire had a calculated diameter of 24.97", a circumference of 78.44" and rolled 835 times each mile. The same tire worn to 8/32-inch of remaining tread depth was calculated to be 1/8" shorter with a diameter of 24.84", had a…
…a different bolt spread due to different load ratings. 2. Offset. You need to know your current offset. This can be calculated if you have the backspacing. In order to calculate though, you need backspacing and wheel width and we can help from there. Even if you are going to make a dramatic change,…
…trip computer handle the task), the accuracy of the vehicle's fuel economy calculation is dependent on the number of miles indicated by the odometer. This means that the vehicle's fuel economy (whether calculated by the driver after filling up or the trip computer) would instantaneously appear…
…Clicking on selected descriptions will link you to a page providing additional details (where applicable). Enlarge Illustration Related Links * Calculating Approximate Tire Dimensions * How to Read Speed Rating, Load Index & Service Descriptions * Plus Size Wheels & Tires * Tire Size Conversion…
…match the traction and handling qualities of the remaining worn tires. We can safely shave a tire down to 4/32nd of depth. If tire shaving is an option for you, simply use a tread depth gauge to calculate the depth of the partially worn tires on your vehicle, and call one of our sales specialists.
…from all items guaranteed to fit. Once you pick the category you are interested in, you'll see a full range of products by price and can even calculate the shipping charges from the same screen. From tires and wheels to suspension and tools, there's always something you can find to make the…
…appropriate inflation pressure for the tires. Using the vehicle's weight capacity for each axle and other considerations, the manufacturer can best calculate the psi needed to ensure the tire handles and performs well. All too often, many drivers and mechanics assume the maximum tire pressure listed…
…for 100% of the original cost of the tire covered by the Tire Road Hazard Service Program. Beyond the first 12 months, the reimbursable amount is calculated by a proration up to 36 months* Tires are covered for 36 months or down to 2/32nd's of tread depth which ever occures first* Replacement tires…
…you will see a list near the bottom of the page that shows the install cost. For more information about using our Recommend Installer program, take a look at "Shipping to a Recommended Installer" and "How to Calculate Your Installation Cost at a Recommended Installer."
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