275/35R23 tire size
A 275/35R23 tire is 30.58 inches (776.7 mm) tall, 10.83 in (275 mm) wide and fits a 23-inch wheel. In inch notation it is roughly a 30.6x10.8R23 — a "31-inch" tire.
| Overall diameter | 30.58 in | 776.7 mm |
|---|---|---|
| Section width | 10.83 in | 275 mm |
| Sidewall height | 3.79 in | 96.3 mm |
| Circumference | 96.07 in | 2,440 mm |
| Revolutions | 659.5 per mile | 409.8 per km |
| Rim diameter | 23 in | 584.2 mm |
Compare 275/35R23 with another size
Alternative sizes on the same 23-inch wheel
Sizes in use within ±3 % of the overall diameter of 275/35R23:
Plus and minus sizes for 275/35R23
| Size | Wheel | Diameter | Difference |
|---|---|---|---|
| 305/40R21 | Minus 2 (21 in) | 30.61 in | +0.09% |
| 275/45R21 | Minus 2 (21 in) | 30.74 in | +0.54% |
| 265/45R21 | Minus 2 (21 in) | 30.39 in | −0.62% |
| 295/40R21 | Minus 2 (21 in) | 30.29 in | −0.94% |
| 275/40R22 | Minus 1 (22 in) | 30.66 in | +0.27% |
| 315/35R22 | Minus 1 (22 in) | 30.68 in | +0.33% |
| 265/40R22 | Minus 1 (22 in) | 30.35 in | −0.76% |
| 325/35R22 | Minus 1 (22 in) | 30.96 in | +1.24% |
Vehicles approved with 275/35R23 tires
Models whose Swiss type approval lists 275/35R23 as a standard or optional size (179 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 23-inch sizes
Reading the 275/35R23 size
- 275 — section width in millimetres (10.83 in).
- 35 — aspect ratio: the sidewall is 35 % of the width, 96.3 mm.
- R — radial construction (ZR on the sidewall means a high-speed rated radial; the dimensions are the same).
- 23 — fits a 23-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.