Tire Size Calculator

Alternative Tire Sizes Tire Comparison
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Size B    /  R

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Alternative Tire Sizes for 315/40R21


784.9
320.0
2466
126
533.4
Size Diameter Difference Width
295/40R21 769.6 -1.94% 294.6
265/45R21 772.2 -1.62% 264.2
275/45R21 779.8 -0.65% 274.3
315/40R21 784.9 0.00% 320.0
255/50R21 787.4 +0.32% 254.0
285/45R21 789.9 +0.65% 284.5
275/50R21 807.7 +2.91% 274.3