275/40R17 tire size
A 275/40R17 tire is 25.66 inches (651.8 mm) tall, 10.83 in (275 mm) wide and fits a 17-inch wheel. In inch notation it is roughly a 25.7x10.8R17.
| Overall diameter | 25.66 in | 651.8 mm |
|---|---|---|
| Section width | 10.83 in | 275 mm |
| Sidewall height | 4.33 in | 110.0 mm |
| Circumference | 80.62 in | 2,048 mm |
| Revolutions | 785.9 per mile | 488.4 per km |
| Rim diameter | 17 in | 431.8 mm |
Compare 275/40R17 with another size
Alternative sizes on the same 17-inch wheel
Sizes in use within ±3 % of the overall diameter of 275/40R17:
Plus and minus sizes for 275/40R17
| Size | Wheel | Diameter | Difference |
|---|---|---|---|
| 245/50R16 | Minus 1 (16 in) | 25.65 in | −0.06% |
| 245/40R18 | Plus 1 (18 in) | 25.72 in | +0.21% |
| 275/35R18 | Plus 1 (18 in) | 25.58 in | −0.32% |
| 285/35R18 | Plus 1 (18 in) | 25.85 in | +0.75% |
| 265/35R18 | Plus 1 (18 in) | 25.30 in | −1.40% |
| 285/30R19 | Plus 2 (19 in) | 25.73 in | +0.28% |
| 245/35R19 | Plus 2 (19 in) | 25.75 in | +0.35% |
| 275/30R19 | Plus 2 (19 in) | 25.50 in | −0.64% |
| 295/30R19 | Plus 2 (19 in) | 25.97 in | +1.20% |
| 245/30R20 | Plus 3 (20 in) | 25.79 in | +0.49% |
| 255/30R20 | Plus 3 (20 in) | 26.02 in | +1.41% |
| 265/30R20 | Plus 3 (20 in) | 26.26 in | +2.33% |
Nearby 17-inch sizes
Reading the 275/40R17 size
- 275 — section width in millimetres (10.83 in).
- 40 — aspect ratio: the sidewall is 40 % of the width, 110.0 mm.
- R — radial construction (ZR on the sidewall means a high-speed rated radial; the dimensions are the same).
- 17 — fits a 17-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.