Tire Size Calculator

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

Find
Metric
Inches
Alternative Tire Sizes for 255/45R20


736.6
254.0
2314
115
508.0
Size Diameter Difference Width
235/45R20 718.8 -2.41% 236.2
305/35R20 721.4 -2.07% 304.8
245/45R20 729.0 -1.03% 246.4
315/35R20 729.0 -1.03% 315.0
275/40R20 729.0 -1.03% 274.3
255/45R20 736.6 0.00% 254.0
285/40R20 736.6 0.00% 284.5
235/50R20 744.2 +1.03% 236.2
295/40R20 744.2 +1.03% 294.6
265/45R20 746.8 +1.38% 264.2
245/50R20 751.8 +2.07% 246.4
305/40R20 751.8 +2.07% 304.8
275/45R20 754.4 +2.41% 274.3