Best 315/30 R23 tires
We don't have rated tires listed in this size yet — the conversion, rim fitment and comparisons below still apply.
30.4″
overall diameter
12.4″
section width
23″
rim diameter
662.5
revs per mile
Conversion
315/30 R23 in inches
| Overall diameter | 30.4″ |
| Section width | 12.4″ |
| Rim diameter | 23″ |
| Sidewall height | 95 mm |
| Circumference | 95.6″ |
| Revolutions per mile | 662.5 |
Wheels
What rims fit 315/30 R23 tires?
A tire fits a range of rim widths. Too narrow or too wide and the sidewall changes shape.
Minimum
8.5″
Ideal
10″
Maximum
11″
Rim diameter is fixed at 23″ — only the width varies. Estimated from the 12.4″ section width (70–90% rule).
Fitted from the factory on rims: 23x10.5, 23x11.
Sidewall
315/30 R23 — what does it mean?
| Parameter | Meaning |
|---|---|
| 315 | The first number is the section width — 315 mm, or about 12.4 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 95 mm tall. |
| R23 | R means radial construction, which nearly all modern tires use. The number is the rim diameter in inches — this tire fits a 23-inch wheel. |