166Best 195/40 R17 tires
3 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.
23.1″
overall diameter
7.7″
section width
17″
rim diameter
871.5
revs per mile
Best 195/40 R17 summer tires
2166
253Best 195/40 R17 all-season tires
1
184Conversion
195/40 R17 in inches
| Overall diameter | 23.1″ |
| Section width | 7.7″ |
| Rim diameter | 17″ |
| Sidewall height | 78 mm |
| Circumference | 72.7″ |
| Revolutions per mile | 871.5 |
The closest flotation size is 31x10.50R17 — 34% taller and 36.8% wider. Compare them in the calculator.
Wheels
What rims fit 195/40 R17 tires?
A tire fits a range of rim widths. Too narrow or too wide and the sidewall changes shape.
Minimum
5.5″
Ideal
6″
Maximum
7″
Rim diameter is fixed at 17″ — only the width varies. Estimated from the 7.7″ section width (70–90% rule).
Fitted from the factory on rims: 17x5.5, 17x6.5, 17x7.
Popular comparisons
Sizes often compared with 195/40 R17
Close alternatives — each opens in the tire size calculator.
Sidewall
195/40 R17 — what does it mean?
| Parameter | Meaning |
|---|---|
| 195 | The first number is the section width — 195 mm, or about 7.7 inches across the widest part of the tire. |
| 40 | The second number is the aspect ratio: sidewall height as a percentage of width. At 40%, the sidewall is about 78 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. |