192Best 285/30 R20 tires
43 rated tires available in this size, scored on dry, wet, snow, comfort and wear. Top overall right now is the Michelin Pilot Super Sport at 92/100.
26.7″
overall diameter
11.2″
section width
20″
rim diameter
754.4
revs per mile
Best 285/30 R20 summer tires
26192
289
384
483
582
682
781
879
979
1079
1179
127814 more rated tires in this size are listed on their brand pages.
More top-rated 285/30 R20 tires
12
188
290
484
584
684
786
880
979
1088
Best 285/30 R20 all-season tires
4
188
286
384
484Best 285/30 R20 winter tires
1
180Conversion
285/30 R20 in inches
| Overall diameter | 26.7″ |
| Section width | 11.2″ |
| Rim diameter | 20″ |
| Sidewall height | 86 mm |
| Circumference | 84″ |
| Revolutions per mile | 754.4 |
The closest flotation size is 33x11.50R20 — 23.4% taller and 2.5% wider. Compare them in the calculator.
Wheels
What rims fit 285/30 R20 tires?
A tire fits a range of rim widths. Too narrow or too wide and the sidewall changes shape.
Minimum
8″
Ideal
9″
Maximum
10″
Rim diameter is fixed at 20″ — only the width varies. Estimated from the 11.2″ section width (70–90% rule).
Fitted from the factory on rims: 20x9.5, 20x10, 20x10.5, 20x11, 20x12.
Popular comparisons
Sizes often compared with 285/30 R20
Close alternatives — each opens in the tire size calculator.
Sidewall
285/30 R20 — what does it mean?
| Parameter | Meaning |
|---|---|
| 285 | The first number is the section width — 285 mm, or about 11.2 inches across the widest part of the tire. |
| 30 | The second number is the aspect ratio: sidewall height as a percentage of width. At 30%, the sidewall is about 86 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. |