Best 34x12.50R18 tires
No tire in this size has a score yet — too few owner reviews and tests. 1 vehicle model uses it from the factory. See the nearest sizes with rated tires.
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Nearest sizes with rated tires
Within 3% of the overall diameter, on the same rim first. Check the sizes approved for your vehicle before you switch.
34x12.50R18 in inches
| Overall diameter | 34″ |
| Section width | 12.5″ |
| Rim diameter | 18″ |
| Sidewall height | 203 mm |
| Circumference | 106.8″ |
| Revolutions per mile | 593.2 |
Revolutions per mile: how many times the tire turns in one mile, the count your speedometer is calibrated to.
What rims fit 34x12.50R18 tires?
A tire fits a range of rim widths. Too narrow or too wide and the sidewall changes shape.
The rim diameter is fixed at 18″; only the width can change. Rims are usually 70–90% as wide as the tire’s 12.5″ section width.
Some factory fitments sit outside that range: 18x8.5. Check the rim width approved for your car before you buy.
Cars that use 34x12.50R18
Fitted from the factory on at least one trim. Models with the most trims and years in this size come first.