Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 33/10.5-15 | 255/80-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.08 (840.24) | 33.06 (839.8) | -0.02 (-0.44) -0.1% |
| Width inches (mm) | 10.51 (267) | 10.04 (255) | -0.47 (-12) -4.5% |
| Circum. inches (mm) | 103.92 (2639.69) | 103.87 (2638.31) | -0.05 (-1.38) -0.1% |
| Sidewall Height inches (mm) | 9.04 (229.62) | 8.03 (204) | -1.01 (-25.62) -11.2% |
| Revolutions per mile (km) | 609.67 (378.83) | 609.99 (379.03) | 0.32 (0.2) 0.1% |
255/80-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.99 mph (32.17 km/h) |
| 25 mph (40.23 km/h) | 24.99 mph (40.21 km/h) |
| 30 mph (48.28 km/h) | 29.98 mph (48.26 km/h) |
| 35 mph (56.33 km/h) | 34.98 mph (56.3 km/h) |
| 40 mph (64.37 km/h) | 39.98 mph (64.34 km/h) |
| 45 mph (72.42 km/h) | 44.98 mph (72.38 km/h) |
| 50 mph (80.47 km/h) | 49.97 mph (80.43 km/h) |
| 55 mph (88.51 km/h) | 54.97 mph (88.47 km/h) |
| 60 mph (96.56 km/h) | 59.97 mph (96.51 km/h) |
| 65 mph (104.61 km/h) | 64.97 mph (104.55 km/h) |
| 70 mph (112.65 km/h) | 69.96 mph (112.6 km/h) |
| 75 mph (120.7 km/h) | 74.96 mph (120.64 km/h) |
| 80 mph (128.75 km/h) | 79.96 mph (128.68 km/h) |
| 85 mph (136.79 km/h) | 84.96 mph (136.72 km/h) |
| 90 mph (144.84 km/h) | 89.95 mph (144.77 km/h) |
| 95 mph (152.89 km/h) | 94.95 mph (152.81 km/h) |
| 100 mph (160.93 km/h) | 99.95 mph (160.85 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1552 | 1803 | 1942 | 2028 | 2120 | 2186 | 2259 | 2345 | 2464 | 2583 | 2715 | 2821 | 3012 | 3224 | 3389 | 3494 | 3554 | 3772 | 4076 | 4736 |
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