Best 275/45 R17 tires
We don't have rated tires listed in this size yet — the conversion, rim fitment and comparisons below still apply.
26.7″
overall diameter
10.8″
section width
17″
rim diameter
754.1
revs per mile
Conversion
275/45 R17 in inches
| Overall diameter | 26.7″ |
| Section width | 10.8″ |
| Rim diameter | 17″ |
| Sidewall height | 124 mm |
| Circumference | 84″ |
| Revolutions per mile | 754.1 |
The closest flotation size is 31x10.50R17 — 15.9% taller and 3% narrower. Compare them in the calculator.
Wheels
What rims fit 275/45 R17 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 17″ — only the width varies. Estimated from the 10.8″ section width (70–90% rule).
Fitted from the factory on rims: 17x9.5.
Sidewall
275/45 R17 — what does it mean?
| Parameter | Meaning |
|---|---|
| 275 | The first number is the section width — 275 mm, or about 10.8 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 124 mm tall. |
| R17 | R means radial construction, which nearly all modern tires use. The number is the rim diameter in inches — this tire fits a 17-inch wheel. |