Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/55-16 | 245/45-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.61 (675.9) | 24.68 (626.9) | -1.93 (-49) -7.2% |
| Width inches (mm) | 9.65 (245) | 9.65 (245) | 0 (0) 0% |
| Circum. inches (mm) | 83.6 (2123.4) | 77.54 (1969.46) | -6.06 (-153.94) -7.2% |
| Sidewall Height inches (mm) | 5.31 (134.75) | 4.34 (110.25) | -0.96 (-24.5) -18.2% |
| Revolutions per mile (km) | 757.91 (470.94) | 817.15 (507.75) | 59.24 (36.81) 7.8% |
245/45-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.55 mph (29.85 km/h) |
| 25 mph (40.23 km/h) | 23.19 mph (37.32 km/h) |
| 30 mph (48.28 km/h) | 27.83 mph (44.78 km/h) |
| 35 mph (56.33 km/h) | 32.46 mph (52.24 km/h) |
| 40 mph (64.37 km/h) | 37.1 mph (59.71 km/h) |
| 45 mph (72.42 km/h) | 41.74 mph (67.17 km/h) |
| 50 mph (80.47 km/h) | 46.38 mph (74.63 km/h) |
| 55 mph (88.51 km/h) | 51.01 mph (82.1 km/h) |
| 60 mph (96.56 km/h) | 55.65 mph (89.56 km/h) |
| 65 mph (104.61 km/h) | 60.29 mph (97.02 km/h) |
| 70 mph (112.65 km/h) | 64.93 mph (104.49 km/h) |
| 75 mph (120.7 km/h) | 69.56 mph (111.95 km/h) |
| 80 mph (128.75 km/h) | 74.2 mph (119.41 km/h) |
| 85 mph (136.79 km/h) | 78.84 mph (126.88 km/h) |
| 90 mph (144.84 km/h) | 83.48 mph (134.34 km/h) |
| 95 mph (152.89 km/h) | 88.11 mph (141.8 km/h) |
| 100 mph (160.93 km/h) | 92.75 mph (149.27 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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