Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/45-17 | 245/45-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.33 (643.3) | 24.68 (626.9) | -0.65 (-16.4) -2.5% |
| Width inches (mm) | 9.25 (235) | 9.65 (245) | 0.39 (10) 4.3% |
| Circum. inches (mm) | 79.57 (2020.99) | 77.54 (1969.46) | -2.03 (-51.52) -2.5% |
| Sidewall Height inches (mm) | 4.16 (105.75) | 4.34 (110.25) | 0.18 (4.5) 4.3% |
| Revolutions per mile (km) | 796.32 (494.81) | 817.15 (507.75) | 20.83 (12.94) 2.6% |
245/45-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.49 mph (31.37 km/h) |
| 25 mph (40.23 km/h) | 24.36 mph (39.21 km/h) |
| 30 mph (48.28 km/h) | 29.24 mph (47.05 km/h) |
| 35 mph (56.33 km/h) | 34.11 mph (54.89 km/h) |
| 40 mph (64.37 km/h) | 38.98 mph (62.73 km/h) |
| 45 mph (72.42 km/h) | 43.85 mph (70.57 km/h) |
| 50 mph (80.47 km/h) | 48.73 mph (78.42 km/h) |
| 55 mph (88.51 km/h) | 53.6 mph (86.26 km/h) |
| 60 mph (96.56 km/h) | 58.47 mph (94.1 km/h) |
| 65 mph (104.61 km/h) | 63.34 mph (101.94 km/h) |
| 70 mph (112.65 km/h) | 68.22 mph (109.78 km/h) |
| 75 mph (120.7 km/h) | 73.09 mph (117.62 km/h) |
| 80 mph (128.75 km/h) | 77.96 mph (125.47 km/h) |
| 85 mph (136.79 km/h) | 82.83 mph (133.31 km/h) |
| 90 mph (144.84 km/h) | 87.71 mph (141.15 km/h) |
| 95 mph (152.89 km/h) | 92.58 mph (148.99 km/h) |
| 100 mph (160.93 km/h) | 97.45 mph (156.83 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2079 | 2416 | 2602 | 2717 | 2840 | 2929 | 3026 | 3141 | 3301 | 3460 | 3637 | 3778 | 4035 | 4318 | 4539 | 4681 | 4761 | 5053 | 5460 | 6345 |
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