Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/70-16 | 245/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.5 (749.4) | 30.5 (774.8) | 1 (25.4) 3.4% |
| Width inches (mm) | 9.65 (245) | 9.65 (245) | 0 (0) 0% |
| Circum. inches (mm) | 92.69 (2354.31) | 95.83 (2434.11) | 3.14 (79.8) 3.4% |
| Sidewall Height inches (mm) | 6.75 (171.5) | 6.75 (171.5) | 0 (0) 0% |
| Revolutions per mile (km) | 683.57 (424.75) | 661.16 (410.83) | -22.41 (-13.92) -3.3% |
245/70-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.68 mph (33.28 km/h) |
| 25 mph (40.23 km/h) | 25.85 mph (41.6 km/h) |
| 30 mph (48.28 km/h) | 31.02 mph (49.92 km/h) |
| 35 mph (56.33 km/h) | 36.19 mph (58.24 km/h) |
| 40 mph (64.37 km/h) | 41.36 mph (66.56 km/h) |
| 45 mph (72.42 km/h) | 46.53 mph (74.88 km/h) |
| 50 mph (80.47 km/h) | 51.69 mph (83.19 km/h) |
| 55 mph (88.51 km/h) | 56.86 mph (91.51 km/h) |
| 60 mph (96.56 km/h) | 62.03 mph (99.83 km/h) |
| 65 mph (104.61 km/h) | 67.2 mph (108.15 km/h) |
| 70 mph (112.65 km/h) | 72.37 mph (116.47 km/h) |
| 75 mph (120.7 km/h) | 77.54 mph (124.79 km/h) |
| 80 mph (128.75 km/h) | 82.71 mph (133.11 km/h) |
| 85 mph (136.79 km/h) | 87.88 mph (141.43 km/h) |
| 90 mph (144.84 km/h) | 93.05 mph (149.75 km/h) |
| 95 mph (152.89 km/h) | 98.22 mph (158.07 km/h) |
| 100 mph (160.93 km/h) | 103.39 mph (166.39 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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