Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/65-17 | 245/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.52 (724.3) | 30.5 (774.8) | 1.99 (50.5) 7% |
| Width inches (mm) | 8.86 (225) | 9.65 (245) | 0.79 (20) 8.9% |
| Circum. inches (mm) | 89.58 (2275.46) | 95.83 (2434.11) | 6.25 (158.65) 7% |
| Sidewall Height inches (mm) | 5.76 (146.25) | 6.75 (171.5) | 0.99 (25.25) 17.3% |
| Revolutions per mile (km) | 707.26 (439.47) | 661.16 (410.83) | -46.1 (-28.64) -6.5% |
245/70-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.39 mph (34.43 km/h) |
| 25 mph (40.23 km/h) | 26.74 mph (43.04 km/h) |
| 30 mph (48.28 km/h) | 32.09 mph (51.65 km/h) |
| 35 mph (56.33 km/h) | 37.44 mph (60.25 km/h) |
| 40 mph (64.37 km/h) | 42.79 mph (68.86 km/h) |
| 45 mph (72.42 km/h) | 48.14 mph (77.47 km/h) |
| 50 mph (80.47 km/h) | 53.49 mph (86.08 km/h) |
| 55 mph (88.51 km/h) | 58.83 mph (94.69 km/h) |
| 60 mph (96.56 km/h) | 64.18 mph (103.29 km/h) |
| 65 mph (104.61 km/h) | 69.53 mph (111.9 km/h) |
| 70 mph (112.65 km/h) | 74.88 mph (120.51 km/h) |
| 75 mph (120.7 km/h) | 80.23 mph (129.12 km/h) |
| 80 mph (128.75 km/h) | 85.58 mph (137.72 km/h) |
| 85 mph (136.79 km/h) | 90.93 mph (146.33 km/h) |
| 90 mph (144.84 km/h) | 96.28 mph (154.94 km/h) |
| 95 mph (152.89 km/h) | 101.62 mph (163.55 km/h) |
| 100 mph (160.93 km/h) | 106.97 mph (172.16 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1683 | 1955 | 2105 | 2198 | 2298 | 2370 | 2449 | 2542 | 2671 | 2799 | 2943 | 3057 | 3265 | 3494 | 3673 | 3787 | 3852 | 4088 | 4418 | 5134 |
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