185/75R16 tire size
A 185/75R16 tire is 26.93 inches (683.9 mm) tall, 7.28 in (185 mm) wide and fits a 16-inch wheel. In inch notation it is roughly a 26.9x7.3R16.
| Overall diameter | 26.93 in | 683.9 mm |
|---|---|---|
| Section width | 7.28 in | 185 mm |
| Sidewall height | 5.46 in | 138.8 mm |
| Circumference | 84.59 in | 2,149 mm |
| Revolutions | 749.0 per mile | 465.4 per km |
| Rim diameter | 16 in | 406.4 mm |
Compare 185/75R16 with another size
Alternative sizes on the same 16-inch wheel
Sizes in use within ±3 % of the overall diameter of 185/75R16:
Plus and minus sizes for 185/75R16
| Size | Wheel | Diameter | Difference |
|---|---|---|---|
| 215/70R15 | Minus 1 (15 in) | 26.85 in | −0.28% |
| 195/80R15 | Minus 1 (15 in) | 27.28 in | +1.33% |
| 225/70R15 | Minus 1 (15 in) | 27.40 in | +1.77% |
| 205/70R15 | Minus 1 (15 in) | 26.30 in | −2.32% |
| 225/55R17 | Plus 1 (17 in) | 26.74 in | −0.67% |
| 215/60R17 | Plus 1 (17 in) | 27.16 in | +0.86% |
| 205/60R17 | Plus 1 (17 in) | 26.69 in | −0.89% |
| 235/55R17 | Plus 1 (17 in) | 27.18 in | +0.94% |
| 205/55R18 | Plus 2 (18 in) | 26.88 in | −0.18% |
| 225/50R18 | Plus 2 (18 in) | 26.86 in | −0.25% |
| 195/60R18 | Plus 2 (18 in) | 27.21 in | +1.07% |
| 235/50R18 | Plus 2 (18 in) | 27.25 in | +1.21% |
| 225/45R19 | Plus 3 (19 in) | 26.97 in | +0.18% |
| 205/50R19 | Plus 3 (19 in) | 27.07 in | +0.54% |
| 195/50R19 | Plus 3 (19 in) | 26.68 in | −0.92% |
| 175/60R19 | Plus 3 (19 in) | 27.27 in | +1.27% |
Vehicles approved with 185/75R16 tires
Models whose Swiss type approval lists 185/75R16 as a standard or optional size (22 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 16-inch sizes
Reading the 185/75R16 size
- 185 — section width in millimetres (7.28 in).
- 75 — aspect ratio: the sidewall is 75 % of the width, 138.8 mm.
- R — radial construction (ZR on the sidewall means a high-speed rated radial; the dimensions are the same).
- 16 — fits a 16-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.