Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 35/12-18 | 285/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 35.05 (890.3) | 32.71 (830.8) | -2.34 (-59.5) -6.7% |
| Width inches (mm) | 12.01 (305) | 11.22 (285) | -0.79 (-20) -6.6% |
| Circum. inches (mm) | 110.12 (2796.96) | 102.76 (2610.04) | -7.36 (-186.92) -6.7% |
| Sidewall Height inches (mm) | 8.53 (216.55) | 7.85 (199.5) | -0.67 (-17.05) -7.9% |
| Revolutions per mile (km) | 575.39 (357.53) | 616.6 (383.14) | 41.21 (25.61) 7.2% |
285/70-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.66 mph (30.04 km/h) |
| 25 mph (40.23 km/h) | 23.33 mph (37.54 km/h) |
| 30 mph (48.28 km/h) | 28 mph (45.05 km/h) |
| 35 mph (56.33 km/h) | 32.66 mph (52.56 km/h) |
| 40 mph (64.37 km/h) | 37.33 mph (60.07 km/h) |
| 45 mph (72.42 km/h) | 41.99 mph (67.58 km/h) |
| 50 mph (80.47 km/h) | 46.66 mph (75.09 km/h) |
| 55 mph (88.51 km/h) | 51.32 mph (82.6 km/h) |
| 60 mph (96.56 km/h) | 55.99 mph (90.11 km/h) |
| 65 mph (104.61 km/h) | 60.66 mph (97.62 km/h) |
| 70 mph (112.65 km/h) | 65.32 mph (105.13 km/h) |
| 75 mph (120.7 km/h) | 69.99 mph (112.63 km/h) |
| 80 mph (128.75 km/h) | 74.65 mph (120.14 km/h) |
| 85 mph (136.79 km/h) | 79.32 mph (127.65 km/h) |
| 90 mph (144.84 km/h) | 83.99 mph (135.16 km/h) |
| 95 mph (152.89 km/h) | 88.65 mph (142.67 km/h) |
| 100 mph (160.93 km/h) | 93.32 mph (150.18 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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