Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 280/80-16 | 355/80-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.64 (854.4) | 38.36 (974.4) | 4.72 (120) 14% |
| Width inches (mm) | 11.02 (280) | 13.98 (355) | 2.95 (75) 26.8% |
| Circum. inches (mm) | 105.68 (2684.18) | 120.52 (3061.17) | 14.84 (376.99) 14% |
| Sidewall Height inches (mm) | 8.82 (224) | 11.18 (284) | 2.36 (60) 26.8% |
| Revolutions per mile (km) | 599.57 (372.55) | 525.73 (326.67) | -73.84 (-45.88) -12.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.81 mph (36.71 km/h) |
| 25 mph (40.23 km/h) | 28.51 mph (45.88 km/h) |
| 30 mph (48.28 km/h) | 34.21 mph (55.06 km/h) |
| 35 mph (56.33 km/h) | 39.92 mph (64.24 km/h) |
| 40 mph (64.37 km/h) | 45.62 mph (73.42 km/h) |
| 45 mph (72.42 km/h) | 51.32 mph (82.59 km/h) |
| 50 mph (80.47 km/h) | 57.02 mph (91.77 km/h) |
| 55 mph (88.51 km/h) | 62.72 mph (100.95 km/h) |
| 60 mph (96.56 km/h) | 68.43 mph (110.12 km/h) |
| 65 mph (104.61 km/h) | 74.13 mph (119.3 km/h) |
| 70 mph (112.65 km/h) | 79.83 mph (128.48 km/h) |
| 75 mph (120.7 km/h) | 85.53 mph (137.65 km/h) |
| 80 mph (128.75 km/h) | 91.24 mph (146.83 km/h) |
| 85 mph (136.79 km/h) | 96.94 mph (156.01 km/h) |
| 90 mph (144.84 km/h) | 102.64 mph (165.18 km/h) |
| 95 mph (152.89 km/h) | 108.34 mph (174.36 km/h) |
| 100 mph (160.93 km/h) | 114.04 mph (183.54 km/h) |
| 2.35 | 2.73 | 2.94 | 3.07 | 3.21 | 3.31 | 3.42 | 3.55 | 3.73 | 3.91 | 4.11 | 4.27 | 4.56 | 4.88 | 5.13 | 5.29 | 5.38 | 5.71 | 6.17 | 7.17 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1338 | 1554 | 1674 | 1748 | 1827 | 1884 | 1947 | 2021 | 2124 | 2226 | 2340 | 2431 | 2596 | 2778 | 2921 | 3012 | 3063 | 3251 | 3513 | 4082 |
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