Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/50-16 | 245/45-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.65 (651.4) | 25.68 (652.3) | 0.04 (0.9) 0.1% |
| Width inches (mm) | 9.65 (245) | 9.65 (245) | 0 (0) 0% |
| Circum. inches (mm) | 80.57 (2046.43) | 80.68 (2049.26) | 0.11 (2.83) 0.1% |
| Sidewall Height inches (mm) | 4.82 (122.5) | 4.34 (110.25) | -0.48 (-12.25) -10% |
| Revolutions per mile (km) | 786.41 (488.65) | 785.33 (487.98) | -1.09 (-0.67) -0.1% |
245/45-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.03 mph (32.23 km/h) |
| 25 mph (40.23 km/h) | 25.03 mph (40.29 km/h) |
| 30 mph (48.28 km/h) | 30.04 mph (48.35 km/h) |
| 35 mph (56.33 km/h) | 35.05 mph (56.4 km/h) |
| 40 mph (64.37 km/h) | 40.06 mph (64.46 km/h) |
| 45 mph (72.42 km/h) | 45.06 mph (72.52 km/h) |
| 50 mph (80.47 km/h) | 50.07 mph (80.58 km/h) |
| 55 mph (88.51 km/h) | 55.08 mph (88.64 km/h) |
| 60 mph (96.56 km/h) | 60.08 mph (96.69 km/h) |
| 65 mph (104.61 km/h) | 65.09 mph (104.75 km/h) |
| 70 mph (112.65 km/h) | 70.1 mph (112.81 km/h) |
| 75 mph (120.7 km/h) | 75.1 mph (120.87 km/h) |
| 80 mph (128.75 km/h) | 80.11 mph (128.93 km/h) |
| 85 mph (136.79 km/h) | 85.12 mph (136.98 km/h) |
| 90 mph (144.84 km/h) | 90.12 mph (145.04 km/h) |
| 95 mph (152.89 km/h) | 95.13 mph (153.1 km/h) |
| 100 mph (160.93 km/h) | 100.14 mph (161.16 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1999 | 2322 | 2500 | 2611 | 2730 | 2815 | 2908 | 3019 | 3172 | 3325 | 3495 | 3631 | 3878 | 4150 | 4363 | 4499 | 4575 | 4856 | 5247 | 6098 |
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