Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 125/70-17 | 285/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.89 (606.8) | 32.71 (830.8) | 8.82 (224) 36.9% |
| Width inches (mm) | 4.92 (125) | 11.22 (285) | 6.3 (160) 128% |
| Circum. inches (mm) | 75.05 (1906.32) | 102.76 (2610.04) | 27.71 (703.72) 36.9% |
| Sidewall Height inches (mm) | 3.44 (87.5) | 7.85 (199.5) | 4.41 (112) 128% |
| Revolutions per mile (km) | 844.22 (524.57) | 616.6 (383.14) | -227.62 (-141.43) -27% |
285/70-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 27.38 mph (44.07 km/h) |
| 25 mph (40.23 km/h) | 34.23 mph (55.09 km/h) |
| 30 mph (48.28 km/h) | 41.07 mph (66.1 km/h) |
| 35 mph (56.33 km/h) | 47.92 mph (77.12 km/h) |
| 40 mph (64.37 km/h) | 54.77 mph (88.14 km/h) |
| 45 mph (72.42 km/h) | 61.61 mph (99.15 km/h) |
| 50 mph (80.47 km/h) | 68.46 mph (110.17 km/h) |
| 55 mph (88.51 km/h) | 75.3 mph (121.19 km/h) |
| 60 mph (96.56 km/h) | 82.15 mph (132.21 km/h) |
| 65 mph (104.61 km/h) | 88.99 mph (143.22 km/h) |
| 70 mph (112.65 km/h) | 95.84 mph (154.24 km/h) |
| 75 mph (120.7 km/h) | 102.69 mph (165.26 km/h) |
| 80 mph (128.75 km/h) | 109.53 mph (176.27 km/h) |
| 85 mph (136.79 km/h) | 116.38 mph (187.29 km/h) |
| 90 mph (144.84 km/h) | 123.22 mph (198.31 km/h) |
| 95 mph (152.89 km/h) | 130.07 mph (209.33 km/h) |
| 100 mph (160.93 km/h) | 136.91 mph (220.34 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1569 | 1823 | 1963 | 2050 | 2143 | 2210 | 2284 | 2370 | 2491 | 2611 | 2744 | 2851 | 3045 | 3258 | 3425 | 3532 | 3592 | 3813 | 4120 | 4788 |
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