275/55R19 tire size
A 275/55R19 tire is 30.91 inches (785.1 mm) tall, 10.83 in (275 mm) wide and fits a 19-inch wheel. In inch notation it is roughly a 30.9x10.8R19 — a "31-inch" tire.
| Overall diameter | 30.91 in | 785.1 mm |
|---|---|---|
| Section width | 10.83 in | 275 mm |
| Sidewall height | 5.95 in | 151.2 mm |
| Circumference | 97.10 in | 2,466 mm |
| Revolutions | 652.5 per mile | 405.4 per km |
| Rim diameter | 19 in | 482.6 mm |
Compare 275/55R19 with another size
Alternative sizes on the same 19-inch wheel
Sizes in use within ±3 % of the overall diameter of 275/55R19:
Plus and minus sizes for 275/55R19
| Size | Wheel | Diameter | Difference |
|---|---|---|---|
| 255/70R17 | Minus 2 (17 in) | 31.06 in | +0.47% |
| 275/65R17 | Minus 2 (17 in) | 31.07 in | +0.53% |
| 265/65R17 | Minus 2 (17 in) | 30.56 in | −1.12% |
| 245/70R17 | Minus 2 (17 in) | 30.50 in | −1.31% |
| 275/60R18 | Minus 1 (18 in) | 30.99 in | +0.27% |
| 255/65R18 | Minus 1 (18 in) | 31.05 in | +0.46% |
| 245/65R18 | Minus 1 (18 in) | 30.54 in | −1.20% |
| 265/60R18 | Minus 1 (18 in) | 30.52 in | −1.26% |
| 275/50R20 | Plus 1 (20 in) | 30.83 in | −0.27% |
| 255/55R20 | Plus 1 (20 in) | 31.04 in | +0.43% |
| 285/50R20 | Plus 1 (20 in) | 31.22 in | +1.01% |
| 295/45R20 | Plus 1 (20 in) | 30.45 in | −1.48% |
| 315/40R21 | Plus 2 (21 in) | 30.92 in | +0.04% |
| 255/50R21 | Plus 2 (21 in) | 31.04 in | +0.42% |
| 275/45R21 | Plus 2 (21 in) | 30.74 in | −0.53% |
| 285/45R21 | Plus 2 (21 in) | 31.10 in | +0.61% |
| 325/35R22 | Plus 3 (22 in) | 30.96 in | +0.15% |
| 285/40R22 | Plus 3 (22 in) | 30.98 in | +0.22% |
| 255/45R22 | Plus 3 (22 in) | 31.04 in | +0.41% |
| 315/35R22 | Plus 3 (22 in) | 30.68 in | −0.74% |
Vehicles approved with 275/55R19 tires
Models whose Swiss type approval lists 275/55R19 as a standard or optional size (131 approvals in total). Always check your own vehicle's placard or papers.
Source: Swiss Federal Roads Office (FEDRO/ASTRA), open government data. Original data (downloaded 2026-09-29). Data processed by us; errors in processing are ours, not the publisher's.
Nearby 19-inch sizes
Reading the 275/55R19 size
- 275 — section width in millimetres (10.83 in).
- 55 — aspect ratio: the sidewall is 55 % of the width, 151.2 mm.
- R — radial construction (ZR on the sidewall means a high-speed rated radial; the dimensions are the same).
- 19 — fits a 19-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.