265/70R18 tire size
A 265/70R18 tire is 32.61 inches (828.2 mm) tall, 10.43 in (265 mm) wide and fits a 18-inch wheel. In inch notation it is roughly a 32.6x10.4R18 — a "33-inch" tire.
| Overall diameter | 32.61 in | 828.2 mm |
|---|---|---|
| Section width | 10.43 in | 265 mm |
| Sidewall height | 7.30 in | 185.5 mm |
| Circumference | 102.44 in | 2,602 mm |
| Revolutions | 618.5 per mile | 384.3 per km |
| Rim diameter | 18 in | 457.2 mm |
Compare 265/70R18 with another size
Alternative sizes on the same 18-inch wheel
Sizes in use within ±3 % of the overall diameter of 265/70R18:
Plus and minus sizes for 265/70R18
| Size | Wheel | Diameter | Difference |
|---|---|---|---|
| 285/75R16 | Minus 2 (16 in) | 32.83 in | +0.69% |
| 235/85R16 | Minus 2 (16 in) | 31.73 in | −2.69% |
| 265/75R16 | Minus 2 (16 in) | 31.65 in | −2.93% |
| 285/70R17 | Minus 1 (17 in) | 32.71 in | +0.31% |
| 255/75R17 | Minus 1 (17 in) | 32.06 in | −1.68% |
| 235/80R17 | Minus 1 (17 in) | 31.80 in | −2.46% |
| 255/65R19 | Plus 1 (19 in) | 32.05 in | −1.70% |
| 265/60R20 | Plus 2 (20 in) | 32.52 in | −0.27% |
| 285/55R20 | Plus 2 (20 in) | 32.34 in | −0.81% |
| 275/60R20 | Plus 2 (20 in) | 32.99 in | +1.18% |
| 255/60R20 | Plus 2 (20 in) | 32.05 in | −1.71% |
| 275/50R21 | Plus 3 (21 in) | 31.83 in | −2.39% |
Nearby 18-inch sizes
Reading the 265/70R18 size
- 265 — section width in millimetres (10.43 in).
- 70 — aspect ratio: the sidewall is 70 % of the width, 185.5 mm.
- R — radial construction (ZR on the sidewall means a high-speed rated radial; the dimensions are the same).
- 18 — fits a 18-inch diameter wheel.
The load index and speed rating (for example 91V) follow the size on the sidewall. They must meet at least the values on your vehicle's tire placard.