Best 185/85 R16 tires
We don't have rated tires listed in this size yet — the conversion, rim fitment and comparisons below still apply.
28.4″
overall diameter
7.3″
section width
16″
rim diameter
710.6
revs per mile
Conversion
185/85 R16 in inches
| Overall diameter | 28.4″ |
| Section width | 7.3″ |
| Rim diameter | 16″ |
| Sidewall height | 157 mm |
| Circumference | 89.2″ |
| Revolutions per mile | 710.6 |
The closest flotation size is 31x10.50R16 — 9.2% taller and 44.2% wider. Compare them in the calculator.
Wheels
What rims fit 185/85 R16 tires?
A tire fits a range of rim widths. Too narrow or too wide and the sidewall changes shape.
Minimum
5″
Ideal
6″
Maximum
6.5″
Rim diameter is fixed at 16″ — only the width varies. Estimated from the 7.3″ section width (70–90% rule).
Fitted from the factory on rims: 16x4.5, 16x5.5.
Sidewall
185/85 R16 — what does it mean?
| Parameter | Meaning |
|---|---|
| 185 | The first number is the section width — 185 mm, or about 7.3 inches across the widest part of the tire. |
| 85 | The second number is the aspect ratio: sidewall height as a percentage of width. At 85%, the sidewall is about 157 mm tall. |
| R16 | R means radial construction, which nearly all modern tires use. The number is the rim diameter in inches — this tire fits a 16-inch wheel. |