3. Date Code. Date Codes tell you where your tire was made as well as the week and year it was manufactured. - Code for manufacturing location - VE is the code for tires produced as Bridgestone/Firestone Des Moines, Iowa. - First two numbers - This is the week your tire was made. - Last two numbers - This is the year your tire was made.
Crossply tyres are measured in inches. The first number (7.00, for example) relates to the overall section width (seven inches), the second number (16, for example) is the diameter of the wheel it fits (16 inches). Radial tyres are measured in millimetres and inches. The first number (say, 185) is the overall section width in millimetres.
Dimensions. Tire sizes are expressed with three numbers. For example, on a P215/65R17 tire, 215 is the width of the tire in millimeters; 65 is the aspect ratio or profile, meaning that the height
Tyre sizes are made up of a number of different numbers and letters. For example tyre size 185/60 R 14 82 H is made up of the following information: 185. The tyre section width in millimetres. 60. The aspect ratio in % (the height of the sidewall divided by the tyre's width) R. Denotes the tyre's construction type - in this case it's a radial.
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