153Best 215/30 R20 tires
2 rated tires available in this size, scored on dry, wet, snow, comfort and wear. Top overall right now is the Atlas Force UHP at 84/100.
25.1″
overall diameter
8.5″
section width
20″
rim diameter
804.2
revs per mile
Best 215/30 R20 summer tires
1153Best 215/30 R20 all-season tires
1
184Conversion
215/30 R20 in inches
| Overall diameter | 25.1″ |
| Section width | 8.5″ |
| Rim diameter | 20″ |
| Sidewall height | 65 mm |
| Circumference | 78.8″ |
| Revolutions per mile | 804.2 |
The closest flotation size is 33x11.50R20 — 31.6% taller and 35.9% wider. Compare them in the calculator.
Wheels
What rims fit 215/30 R20 tires?
A tire fits a range of rim widths. Too narrow or too wide and the sidewall changes shape.
Minimum
6″
Ideal
7″
Maximum
7.5″
Rim diameter is fixed at 20″ — only the width varies. Estimated from the 8.5″ section width (70–90% rule).
Sidewall
215/30 R20 — what does it mean?
| Parameter | Meaning |
|---|---|
| 215 | The first number is the section width — 215 mm, or about 8.5 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 65 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. |