Tire Size Calculator

Alternative Tire Sizes Tire Comparison
Size A    /  R
Size B    /  R

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Metric
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Alternative Tire Sizes for 315/60R20


889.0
317.5
2794
189
508.0
Size Diameter Difference Width
275/65R20 866.1 -2.29% 274.3
305/60R20 873.8 -1.43% 304.8
285/65R20 878.8 -0.86% 284.5
315/60R20 889.0 +0.29% 317.5
325/60R20 899.2 +1.43% 325.1