Tuesday, 2018-07-17, 3:34 PM

# Tire Data Calculator

Tire Data Calculator
(updated April 2017)

If this calculator doesn't work in this site, try https://bndtechsource.wixsite.com/home/tire-data-calculator

Sorry for any inconvenience. Metric Conversion in JavaScript

Your Browser must be able to run JavaTM to be able to use this program.

Explanations for the Input and Output values can be found on the Tire Data Information page.

To calculate the tire-geometric data:
Input the following Tire specific data: Rim Width; Rim Diameter; Tire Aspect Ratio; Tire Section Width;
Select: Tire Load Index Number; Tire Speed Index Letter
Input the following Vehicle specific data: Tire Air Pressure; Vehicle Speed; Vehicle Corner Loads

 Static Input Data Value Tire 1 Value Tire 2 Tire Section Width in mm (e.g. 245 mm as in 245/45 R 17 95W) Aspect Ratio in % (e.g. 45% as in 245/45 R 17 95W) ** Rim Diameter in inches (e.g. 17" as in 8Jx17) Chosen Rim Width in inches (e.g. 8" as in 8Jx17) Tire Load Index Number (e.g. ‘95’ as in 245/45 R 17 95W) #outercontainer_1 { position:relative; } #innercontainer_1 { position:absolute; top:50% } select 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 #outercontainer_2 { position:relative; } #innercontainer_2 { position:absolute; top:50% } select 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 Tire Speed Index letter (e.g. ‘W’ as in 245/45 R 17 95W) #outercontainer_3 { position:relative; } #innercontainer_3 { position:absolute; top:50% } select B C D E F G J K L M N P Q R S T H V W Y ZR #outercontainer_4 { position:relative; } #innercontainer_4 { position:absolute; top:50% } select B C D E F G J K L M N P Q R S T H V W Y ZR

 Dynamic Input Data Value Tire 1 Value Tire 2 Vehicle Corner Weight in kg(input weights right/left or front/rear) Air Pressure in bar (kPa/100) (See the chart below) Vehicle Speed in km/h

## Length Conversion Calculator

Millimeters Inches Centimeters Feet

## Area Conversion Calculator

Square Centimeters Square Inches

Km/h MPH

Kilograms Pounds

Bar kPa Psi

kg/mm N/mm lb/in

## Volume Conversion Calculator

Liters Cubic Inches