Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/70-17 | 245/75-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.95 (760.8) | 31.47 (799.3) | 1.52 (38.5) 5.1% |
| Width inches (mm) | 9.25 (235) | 9.65 (245) | 0.39 (10) 4.3% |
| Circum. inches (mm) | 94.1 (2390.12) | 98.86 (2511.08) | 4.76 (120.95) 5.1% |
| Sidewall Height inches (mm) | 6.48 (164.5) | 7.23 (183.75) | 0.76 (19.25) 11.7% |
| Revolutions per mile (km) | 673.33 (418.39) | 640.9 (398.24) | -32.43 (-20.15) -4.8% |
245/75-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.01 mph (33.82 km/h) |
| 25 mph (40.23 km/h) | 26.27 mph (42.27 km/h) |
| 30 mph (48.28 km/h) | 31.52 mph (50.72 km/h) |
| 35 mph (56.33 km/h) | 36.77 mph (59.18 km/h) |
| 40 mph (64.37 km/h) | 42.02 mph (67.63 km/h) |
| 45 mph (72.42 km/h) | 47.28 mph (76.09 km/h) |
| 50 mph (80.47 km/h) | 52.53 mph (84.54 km/h) |
| 55 mph (88.51 km/h) | 57.78 mph (92.99 km/h) |
| 60 mph (96.56 km/h) | 63.04 mph (101.45 km/h) |
| 65 mph (104.61 km/h) | 68.29 mph (109.9 km/h) |
| 70 mph (112.65 km/h) | 73.54 mph (118.36 km/h) |
| 75 mph (120.7 km/h) | 78.8 mph (126.81 km/h) |
| 80 mph (128.75 km/h) | 84.05 mph (135.26 km/h) |
| 85 mph (136.79 km/h) | 89.3 mph (143.72 km/h) |
| 90 mph (144.84 km/h) | 94.55 mph (152.17 km/h) |
| 95 mph (152.89 km/h) | 99.81 mph (160.62 km/h) |
| 100 mph (160.93 km/h) | 105.06 mph (169.08 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1631 | 1895 | 2040 | 2131 | 2228 | 2297 | 2374 | 2464 | 2589 | 2714 | 2852 | 2963 | 3165 | 3387 | 3560 | 3671 | 3734 | 3963 | 4282 | 4976 |
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