191Best 375/45 R22 tires
3 rated tires available in this size, scored on dry, wet, snow, comfort and wear. Top overall right now is the Toyo Open Country M/T at 90/100.
35.3″
overall diameter
14.8″
section width
22″
rim diameter
571.5
revs per mile
Best 375/45 R22 all-terrain tires
1191Best 375/45 R22 mud-terrain tires
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190More top-rated 375/45 R22 tires
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190Conversion
375/45 R22 in inches
| Overall diameter | 35.3″ |
| Section width | 14.8″ |
| Rim diameter | 22″ |
| Sidewall height | 169 mm |
| Circumference | 110.9″ |
| Revolutions per mile | 571.5 |
The closest flotation size is 35x14.50R22 — 0.8% shorter and 1.8% narrower. Compare them in the calculator.
Wheels
What rims fit 375/45 R22 tires?
A tire fits a range of rim widths. Too narrow or too wide and the sidewall changes shape.
Minimum
10.5″
Ideal
12″
Maximum
13.5″
Rim diameter is fixed at 22″ — only the width varies. Estimated from the 14.8″ section width (70–90% rule).
Popular comparisons
Sizes often compared with 375/45 R22
Close alternatives — each opens in the tire size calculator.
Sidewall
375/45 R22 — what does it mean?
| Parameter | Meaning |
|---|---|
| 375 | The first number is the section width — 375 mm, or about 14.8 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 169 mm tall. |
| R22 | R means radial construction, which nearly all modern tires use. The number is the rim diameter in inches — this tire fits a 22-inch wheel. |