187Best 265/45 R20 tires
74 rated tires available in this size, scored on dry, wet, snow, comfort and wear. Top overall right now is the Falken WildPeak A/T Trail at 89/100.
29.4″
overall diameter
10.4″
section width
20″
rim diameter
686.2
revs per mile
Best 265/45 R20 summer tires
22187
284
382
483
584
687
787
881
982
1079
1183
127710 more rated tires in this size are listed on their brand pages.
More top-rated 265/45 R20 tires
21
188
290
388
488
587
693
784
887
983
1086
1196
12809 more rated tires in this size are listed on their brand pages.
Best 265/45 R20 all-season tires
20
188
290
386
490
584
684
780
880
978
1078
8 more rated tires in this size are listed on their brand pages.
Best 265/45 R20 winter tires
10
188
288
382
481
578
678
775
975
1075Best 265/45 R20 all-terrain tires
1
189Conversion
265/45 R20 in inches
| Overall diameter | 29.4″ |
| Section width | 10.4″ |
| Rim diameter | 20″ |
| Sidewall height | 119 mm |
| Circumference | 92.3″ |
| Revolutions per mile | 686.2 |
The closest flotation size is 33x11.50R20 — 12.3% taller and 10.2% wider. Compare them in the calculator.
Wheels
What rims fit 265/45 R20 tires?
A tire fits a range of rim widths. Too narrow or too wide and the sidewall changes shape.
Minimum
7.5″
Ideal
8.5″
Maximum
9.5″
Rim diameter is fixed at 20″ — only the width varies. Estimated from the 10.4″ section width (70–90% rule).
Fitted from the factory on rims: 20x8, 20x8.5, 20x9, 20x9.5, 20x10, 20x10.5.
Popular comparisons
Sizes often compared with 265/45 R20
Close alternatives — each opens in the tire size calculator.
Sidewall
265/45 R20 — what does it mean?
| Parameter | Meaning |
|---|---|
| 265 | The first number is the section width — 265 mm, or about 10.4 inches across the widest part of the tire. |
| 45 | The second number is the aspect ratio: sidewall height as a percentage of width. At 45%, the sidewall is about 119 mm tall. |
| R20 | R means radial construction, which nearly all modern tires use. The number is the rim diameter in inches — this tire fits a 20-inch wheel. |