Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 32/10-17 | 245/75-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32 (812.8) | 31.47 (799.3) | -0.53 (-13.5) -1.7% |
| Width inches (mm) | 10 (254) | 9.65 (245) | -0.35 (-9) -3.5% |
| Circum. inches (mm) | 100.53 (2553.49) | 98.86 (2511.08) | -1.67 (-42.41) -1.7% |
| Sidewall Height inches (mm) | 7.5 (190.5) | 7.23 (183.75) | -0.27 (-6.75) -3.5% |
| Revolutions per mile (km) | 630.25 (391.62) | 640.9 (398.24) | 10.64 (6.61) 1.7% |
245/75-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.67 mph (31.65 km/h) |
| 25 mph (40.23 km/h) | 24.58 mph (39.57 km/h) |
| 30 mph (48.28 km/h) | 29.5 mph (47.48 km/h) |
| 35 mph (56.33 km/h) | 34.42 mph (55.39 km/h) |
| 40 mph (64.37 km/h) | 39.34 mph (63.3 km/h) |
| 45 mph (72.42 km/h) | 44.25 mph (71.22 km/h) |
| 50 mph (80.47 km/h) | 49.17 mph (79.13 km/h) |
| 55 mph (88.51 km/h) | 54.09 mph (87.04 km/h) |
| 60 mph (96.56 km/h) | 59 mph (94.96 km/h) |
| 65 mph (104.61 km/h) | 63.92 mph (102.87 km/h) |
| 70 mph (112.65 km/h) | 68.84 mph (110.78 km/h) |
| 75 mph (120.7 km/h) | 73.75 mph (118.7 km/h) |
| 80 mph (128.75 km/h) | 78.67 mph (126.61 km/h) |
| 85 mph (136.79 km/h) | 83.59 mph (134.52 km/h) |
| 90 mph (144.84 km/h) | 88.51 mph (142.44 km/h) |
| 95 mph (152.89 km/h) | 93.42 mph (150.35 km/h) |
| 100 mph (160.93 km/h) | 98.34 mph (158.26 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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