193Best 255/60 R20 tires
11 rated tires available in this size, scored on dry, wet, snow, comfort and wear. Top overall right now is the Goodyear Wrangler DuraTrac at 93/100.
32″
overall diameter
10″
section width
20″
rim diameter
629.3
revs per mile
Best 255/60 R20 all-terrain tires
4193
287
474Best 255/60 R20 all-season tires
3
177
369Best 255/60 R20 winter tires
2
181
278More top-rated 255/60 R20 tires
1
184Best 255/60 R20 summer tires
1
176Conversion
255/60 R20 in inches
| Overall diameter | 32″ |
| Section width | 10″ |
| Rim diameter | 20″ |
| Sidewall height | 153 mm |
| Circumference | 100.7″ |
| Revolutions per mile | 629.3 |
The closest flotation size is 33x11.50R20 — 3% taller and 14.5% wider. Compare them in the calculator.
Wheels
What rims fit 255/60 R20 tires?
A tire fits a range of rim widths. Too narrow or too wide and the sidewall changes shape.
Minimum
7″
Ideal
8″
Maximum
9″
Rim diameter is fixed at 20″ — only the width varies. Estimated from the 10″ section width (70–90% rule).
Fitted from the factory on rims: 20x8, 20x8.5.
Popular comparisons
Sizes often compared with 255/60 R20
Close alternatives — each opens in the tire size calculator.
Sidewall
255/60 R20 — what does it mean?
| Parameter | Meaning |
|---|---|
| 255 | The first number is the section width — 255 mm, or about 10 inches across the widest part of the tire. |
| 60 | The second number is the aspect ratio: sidewall height as a percentage of width. At 60%, the sidewall is about 153 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. |