Best 240/80 R15 tires
We don't have rated tires listed in this size yet — the conversion, rim fitment and comparisons below still apply.
30.1″
overall diameter
9.4″
section width
15″
rim diameter
669.6
revs per mile
Conversion
240/80 R15 in inches
| Overall diameter | 30.1″ |
| Section width | 9.4″ |
| Rim diameter | 15″ |
| Sidewall height | 192 mm |
| Circumference | 94.6″ |
| Revolutions per mile | 669.6 |
The closest flotation size is 30x9.50R15 — 0.4% shorter and 0.5% wider. Compare them in the calculator.
Wheels
What rims fit 240/80 R15 tires?
A tire fits a range of rim widths. Too narrow or too wide and the sidewall changes shape.
Minimum
6.5″
Ideal
7.5″
Maximum
8.5″
Rim diameter is fixed at 15″ — only the width varies. Estimated from the 9.4″ section width (70–90% rule).
Fitted from the factory on rims: 15x7.5, 15x8.
Sidewall
240/80 R15 — what does it mean?
| Parameter | Meaning |
|---|---|
| 240 | The first number is the section width — 240 mm, or about 9.4 inches across the widest part of the tire. |
| 80 | The second number is the aspect ratio: sidewall height as a percentage of width. At 80%, the sidewall is about 192 mm tall. |
| R15 | R means radial construction, which nearly all modern tires use. The number is the rim diameter in inches — this tire fits a 15-inch wheel. |