Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 33/11.5-15 | 275/85-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.93 (836.52) | 33.41 (848.5) | 0.47 (11.98) 1.4% |
| Width inches (mm) | 11.5 (292) | 10.83 (275) | -0.67 (-17) -5.8% |
| Circum. inches (mm) | 103.46 (2628.01) | 104.95 (2665.64) | 1.48 (37.64) 1.4% |
| Sidewall Height inches (mm) | 8.97 (227.76) | 9.2 (233.75) | 0.24 (5.99) 2.6% |
| Revolutions per mile (km) | 612.38 (380.52) | 603.74 (375.14) | -8.65 (-5.37) -1.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.29 mph (32.65 km/h) |
| 25 mph (40.23 km/h) | 25.36 mph (40.81 km/h) |
| 30 mph (48.28 km/h) | 30.43 mph (48.97 km/h) |
| 35 mph (56.33 km/h) | 35.5 mph (57.13 km/h) |
| 40 mph (64.37 km/h) | 40.57 mph (65.3 km/h) |
| 45 mph (72.42 km/h) | 45.64 mph (73.46 km/h) |
| 50 mph (80.47 km/h) | 50.72 mph (81.62 km/h) |
| 55 mph (88.51 km/h) | 55.79 mph (89.78 km/h) |
| 60 mph (96.56 km/h) | 60.86 mph (97.94 km/h) |
| 65 mph (104.61 km/h) | 65.93 mph (106.11 km/h) |
| 70 mph (112.65 km/h) | 71 mph (114.27 km/h) |
| 75 mph (120.7 km/h) | 76.07 mph (122.43 km/h) |
| 80 mph (128.75 km/h) | 81.15 mph (130.59 km/h) |
| 85 mph (136.79 km/h) | 86.22 mph (138.75 km/h) |
| 90 mph (144.84 km/h) | 91.29 mph (146.92 km/h) |
| 95 mph (152.89 km/h) | 96.36 mph (155.08 km/h) |
| 100 mph (160.93 km/h) | 101.43 mph (163.24 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1536 | 1785 | 1922 | 2007 | 2099 | 2164 | 2236 | 2321 | 2439 | 2556 | 2687 | 2792 | 2981 | 3190 | 3354 | 3459 | 3517 | 3733 | 4034 | 4688 |
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