Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/50-13 | 245/50-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.86 (555.2) | 24.65 (626) | 2.79 (70.8) 12.8% |
| Width inches (mm) | 8.86 (225) | 9.65 (245) | 0.79 (20) 8.9% |
| Circum. inches (mm) | 68.67 (1744.21) | 77.43 (1966.64) | 8.76 (222.42) 12.8% |
| Sidewall Height inches (mm) | 4.43 (112.5) | 4.82 (122.5) | 0.39 (10) 8.9% |
| Revolutions per mile (km) | 922.68 (573.32) | 818.32 (508.48) | -104.35 (-64.84) -11.3% |
245/50-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.55 mph (36.29 km/h) |
| 25 mph (40.23 km/h) | 28.19 mph (45.36 km/h) |
| 30 mph (48.28 km/h) | 33.83 mph (54.44 km/h) |
| 35 mph (56.33 km/h) | 39.46 mph (63.51 km/h) |
| 40 mph (64.37 km/h) | 45.1 mph (72.58 km/h) |
| 45 mph (72.42 km/h) | 50.74 mph (81.66 km/h) |
| 50 mph (80.47 km/h) | 56.38 mph (90.73 km/h) |
| 55 mph (88.51 km/h) | 62.01 mph (99.8 km/h) |
| 60 mph (96.56 km/h) | 67.65 mph (108.87 km/h) |
| 65 mph (104.61 km/h) | 73.29 mph (117.95 km/h) |
| 70 mph (112.65 km/h) | 78.93 mph (127.02 km/h) |
| 75 mph (120.7 km/h) | 84.56 mph (136.09 km/h) |
| 80 mph (128.75 km/h) | 90.2 mph (145.17 km/h) |
| 85 mph (136.79 km/h) | 95.84 mph (154.24 km/h) |
| 90 mph (144.84 km/h) | 101.48 mph (163.31 km/h) |
| 95 mph (152.89 km/h) | 107.11 mph (172.38 km/h) |
| 100 mph (160.93 km/h) | 112.75 mph (181.46 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2082 | 2419 | 2605 | 2721 | 2845 | 2933 | 3031 | 3146 | 3305 | 3465 | 3642 | 3784 | 4041 | 4324 | 4546 | 4688 | 4768 | 5060 | 5468 | 6354 |
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