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 285/35R21


734.1
284.5
2306
100
533.4
Size Diameter Difference Width
305/30R21 716.3 -2.42% 304.8
265/35R21 718.8 -2.08% 264.2
315/30R21 721.4 -1.73% 315.0
275/35R21 726.4 -1.04% 274.3
325/30R21 729.0 -0.69% 325.1
245/40R21 729.0 -0.69% 246.4
285/35R21 734.1 0.00% 284.5
295/35R21 739.1 +0.69% 294.6
235/45R21 744.2 +1.38% 236.2
265/40R21 744.2 +1.38% 264.2
315/35R21 754.4 +2.77% 315.0
275/40R21 754.4 +2.77% 276.9