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305/30 R21
» Goodyear
Tyres Goodyear 305/30 R21
Tyres Goodyear 305/30 R21 range from a minimum price of 320.50£ to a maximum price of 520.30£ and are available summer, winter.
Goodyear 305/30 R21 winter:
Goodyear 305/30 R21 summer:
Goodyear 305/30 R21 tyres
305 (Width in millimeters)
305 is the Goodyear tyre width expressed in millimeters and measured (from the widest point of its outer sidewall to the widest point of its inner sidewall) from shoulder to shoulder. Before buying the tyre it is essential to check that your cars supports the tyres listed on this page, which are 305 wide.
30 (Shoulder, height or profile in percent)
30 is the second value reported in the Goodyear tyre, and represents the aspect ratio or series of the tyre, that is the height of the sidewall of the tyre. It is not expressed in millimeters but as a percentage of the width of the tyre. For example, for tyres with a width of 305 and shoulder 30, the measurement is 92 millimeters (305 x 30 / 100).
21 (Rim diameter in inches)
21 is the diameter (expressed in inches) of the rim on which the Goodyear tyres can be mounted. All tyres listed on this page are specific for 21-inch wheels. In rare cases, this value is expressed in millimeters.