Tire Size Calculator

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

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Metric
Inches
Alternative Tire Sizes for 265/45R21


772.2
264.2
2426
119
533.4
Size Diameter Difference Width
315/35R21 754.4 -2.30% 315.0
275/40R21 754.4 -2.30% 276.9
295/40R21 769.6 -0.33% 294.6
265/45R21 772.2 0.00% 264.2
275/45R21 779.8 +0.99% 274.3
315/40R21 784.9 +1.64% 320.0
255/50R21 787.4 +1.97% 254.0
285/45R21 789.9 +2.30% 284.5