Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/60-18 | 245/75-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.57 (751.2) | 31.47 (799.3) | 1.89 (48.1) 6.4% |
| Width inches (mm) | 9.65 (245) | 9.65 (245) | 0 (0) 0% |
| Circum. inches (mm) | 92.91 (2359.96) | 98.86 (2511.08) | 5.95 (151.11) 6.4% |
| Sidewall Height inches (mm) | 5.79 (147) | 7.23 (183.75) | 1.45 (36.75) 25% |
| Revolutions per mile (km) | 681.94 (423.73) | 640.9 (398.24) | -41.04 (-25.5) -6% |
245/75-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.28 mph (34.25 km/h) |
| 25 mph (40.23 km/h) | 26.6 mph (42.81 km/h) |
| 30 mph (48.28 km/h) | 31.92 mph (51.37 km/h) |
| 35 mph (56.33 km/h) | 37.24 mph (59.93 km/h) |
| 40 mph (64.37 km/h) | 42.56 mph (68.5 km/h) |
| 45 mph (72.42 km/h) | 47.88 mph (77.06 km/h) |
| 50 mph (80.47 km/h) | 53.2 mph (85.62 km/h) |
| 55 mph (88.51 km/h) | 58.52 mph (94.18 km/h) |
| 60 mph (96.56 km/h) | 63.84 mph (102.74 km/h) |
| 65 mph (104.61 km/h) | 69.16 mph (111.31 km/h) |
| 70 mph (112.65 km/h) | 74.48 mph (119.87 km/h) |
| 75 mph (120.7 km/h) | 79.8 mph (128.43 km/h) |
| 80 mph (128.75 km/h) | 85.12 mph (136.99 km/h) |
| 85 mph (136.79 km/h) | 90.44 mph (145.55 km/h) |
| 90 mph (144.84 km/h) | 95.76 mph (154.12 km/h) |
| 95 mph (152.89 km/h) | 101.08 mph (162.68 km/h) |
| 100 mph (160.93 km/h) | 106.4 mph (171.24 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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