193Best 305/70 R17 tires
11 rated tires available in this size, scored on dry, wet, snow, comfort and wear. Top overall right now is the Cooper Discoverer AT3 XLT at 93/100.
33.8″
overall diameter
12″
section width
17″
rim diameter
596.5
revs per mile
Best 305/70 R17 all-terrain tires
8193
292
389
490
587
686
783
883More top-rated 305/70 R17 tires
2
190
296Best 305/70 R17 mud-terrain tires
1
Conversion
305/70 R17 in inches
| Overall diameter | 33.8″ |
| Section width | 12″ |
| Rim diameter | 17″ |
| Sidewall height | 214 mm |
| Circumference | 106.2″ |
| Revolutions per mile | 596.5 |
The closest flotation size is 33x12.50R17 — 2.4% shorter and 4.1% wider. Compare them in the calculator.
Wheels
What rims fit 305/70 R17 tires?
A tire fits a range of rim widths. Too narrow or too wide and the sidewall changes shape.
Minimum
8.5″
Ideal
9.5″
Maximum
11″
Rim diameter is fixed at 17″ — only the width varies. Estimated from the 12″ section width (70–90% rule).
Popular comparisons
Sizes often compared with 305/70 R17
Close alternatives — each opens in the tire size calculator.
Sidewall
305/70 R17 — what does it mean?
| Parameter | Meaning |
|---|---|
| 305 | The first number is the section width — 305 mm, or about 12 inches across the widest part of the tire. |
| 70 | The second number is the aspect ratio: sidewall height as a percentage of width. At 70%, the sidewall is about 214 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. |