Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 80/70-17 | 300/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.41 (543.8) | 33.54 (851.8) | 12.13 (308) 56.6% |
| Width inches (mm) | 3.15 (80) | 11.81 (300) | 8.66 (220) 275% |
| Circum. inches (mm) | 67.26 (1708.4) | 105.35 (2676.01) | 38.09 (967.61) 56.6% |
| Sidewall Height inches (mm) | 2.2 (56) | 8.27 (210) | 6.06 (154) 275% |
| Revolutions per mile (km) | 942.02 (585.34) | 601.4 (373.69) | -340.62 (-211.65) -36.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 31.33 mph (50.42 km/h) |
| 25 mph (40.23 km/h) | 39.16 mph (63.02 km/h) |
| 30 mph (48.28 km/h) | 46.99 mph (75.63 km/h) |
| 35 mph (56.33 km/h) | 54.82 mph (88.23 km/h) |
| 40 mph (64.37 km/h) | 62.66 mph (100.83 km/h) |
| 45 mph (72.42 km/h) | 70.49 mph (113.44 km/h) |
| 50 mph (80.47 km/h) | 78.32 mph (126.04 km/h) |
| 55 mph (88.51 km/h) | 86.15 mph (138.65 km/h) |
| 60 mph (96.56 km/h) | 93.98 mph (151.25 km/h) |
| 65 mph (104.61 km/h) | 101.82 mph (163.86 km/h) |
| 70 mph (112.65 km/h) | 109.65 mph (176.46 km/h) |
| 75 mph (120.7 km/h) | 117.48 mph (189.06 km/h) |
| 80 mph (128.75 km/h) | 125.31 mph (201.67 km/h) |
| 85 mph (136.79 km/h) | 133.14 mph (214.27 km/h) |
| 90 mph (144.84 km/h) | 140.97 mph (226.88 km/h) |
| 95 mph (152.89 km/h) | 148.81 mph (239.48 km/h) |
| 100 mph (160.93 km/h) | 156.64 mph (252.09 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1530 | 1778 | 1915 | 1999 | 2091 | 2156 | 2227 | 2312 | 2429 | 2546 | 2677 | 2781 | 2970 | 3178 | 3341 | 3445 | 3504 | 3719 | 4018 | 4669 |
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