Tire Size Calculator

Alternative Tire Sizes Tire Comparison
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Size B    /  R

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Alternative Tire Sizes for 285/45R21


789.9
284.5
2482
128
533.4
Size Diameter Difference Width
295/40R21 769.6 -2.57% 294.6
265/45R21 772.2 -2.25% 264.2
275/45R21 779.8 -1.29% 274.3
315/40R21 784.9 -0.64% 320.0
255/50R21 787.4 -0.32% 254.0
285/45R21 789.9 0.00% 284.5
275/50R21 807.7 +2.25% 274.3