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Tire Tech Information - Calculating Approximate Tire Dimensions


section width in millimeters can be converted into inches by dividing it by 25.4. For example: 225mm / 25.4 = 8.86" The second pair of numbers (225/ 45R17) is the tire's aspect ratio or profile. This percentage represents the ratio of sidewalls section height to the tires section width. The section height

Related Products: Rim Width Chart | Aspect Ratio | Changing Aspect Ratio
 

Installing Suspension Upgrades — When Fashion and Function Work Together


…doesnt change significantly from the OE tires (when properly plus-sized tires and wheels are installed), the illusion occurs when the tires sidewall height is equal to or shorter than the visible gap between the edge of the fender and the top of the tire. (Take a look at lowering.) The illusion is eliminated…

Related Products: Most Comfortable Tires Bmw | E46 | Simulator
 

Whats the biggest tire that will fit?


…Rodders, In this installment I’ll discuss rear tire fitment First think of your tires in terms of a rectangle. Not round as viewed from the side, but height x width as if looking down on the chassis. All tires will have these two absolute dimensions. Forget for a minute about P-metric tire sizing, I’ll…

Related Products: What Tires Will Fit My Car | What Size Rim Will Fit My Tire | Will The Wheel Fit My Car
 

Tire Sizing


…actual width of the tire in millimeters. Divide this by the 25.4 to get the section width in inches. In this case 7.6" or about 7-5/8" wide as measured at the bulge of the sidewall. Treadwidth is usually a bit less then section width. The second number 70 suggests that the sidewall is 70% as tall as the…

Related Products: Size Calculator | Tire Size | Sidewall Height
 

Suspension Tech - Altitude and Attitude Adjustment


…espaol No matter what you drive, your vehicles development engineers were faced with considerations that ultimately affected its performance bumper heights, snow chain clearance and the number of people the vehicle was designed to carry. To accommodate all of those variables, your cars suspension had to…

Related Products: Spring Rate | Spring Perch
 

Plus 1 Plus 2 Equals What?


…original size. Plus 0 (Zero) - Increase the section width (first number in the size) while decreasing the aspect ratio (second number in the size). The wheel size stays the same so you will not have to purchase new wheels. Plus 1 - Increase the section width while decreasing aspect ratio but also increase…

Related Products: Changing Tire Sizes | Plus Zero Sizing | Plus One Sizing
 

Tire Tech Information - Alignment


…Overall Diameter Tire Specs Explained: Revolutions Per Mile Tire Specs Explained: Rim Width Range for Street/Highway Tires Tire Specs Explained: Section Width Tire Specs Explained: Tread Depth Tire Specs Explained: Tread Width Tire Specs: Globalized Standards Tire Tread Markings Tire Tread Patterns…

Related Products: Alignment | Tire Wear Patterns | Tire Wear Chart
 

More on Plus Sizing


When creating a Plus Size fitment, the section width of the tire increases and the sidewall height decreases. The contact patch of the tire changes shape by becoming shorter and wider. While the shape changes, the size (area) of the contact patch remains relatively unchanged. * High aspect ratio = tall…

Related Products: Changing Aspect Ratio | Tire Sizes Aspect Ratio | Sidewall Aspect Ratio
 
Related Categories: Can I Change My Tire Size | Rim Width Chart | Aspect Ratio | Changing Aspect Ratio | Rolling Diameter Calculator | Size Calculator | Height Chart | Revolutions Per Mile Calculator | Rolling Diameter | Sidewall Aspect Ratio
 


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