Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/45-19 | 245/55-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.04 (712.1) | 29.61 (752.1) | 1.57 (40) 5.6% |
| Width inches (mm) | 10.04 (255) | 9.65 (245) | -0.39 (-10) -3.9% |
| Circum. inches (mm) | 88.08 (2237.13) | 93.02 (2362.79) | 4.95 (125.66) 5.6% |
| Sidewall Height inches (mm) | 4.52 (114.75) | 5.31 (134.75) | 0.79 (20) 17.4% |
| Revolutions per mile (km) | 719.38 (447) | 681.12 (423.23) | -38.26 (-23.77) -5.3% |
245/55-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.12 mph (33.99 km/h) |
| 25 mph (40.23 km/h) | 26.4 mph (42.49 km/h) |
| 30 mph (48.28 km/h) | 31.69 mph (50.99 km/h) |
| 35 mph (56.33 km/h) | 36.97 mph (59.49 km/h) |
| 40 mph (64.37 km/h) | 42.25 mph (67.99 km/h) |
| 45 mph (72.42 km/h) | 47.53 mph (76.49 km/h) |
| 50 mph (80.47 km/h) | 52.81 mph (84.99 km/h) |
| 55 mph (88.51 km/h) | 58.09 mph (93.49 km/h) |
| 60 mph (96.56 km/h) | 63.37 mph (101.98 km/h) |
| 65 mph (104.61 km/h) | 68.65 mph (110.48 km/h) |
| 70 mph (112.65 km/h) | 73.93 mph (118.98 km/h) |
| 75 mph (120.7 km/h) | 79.21 mph (127.48 km/h) |
| 80 mph (128.75 km/h) | 84.49 mph (135.98 km/h) |
| 85 mph (136.79 km/h) | 89.77 mph (144.48 km/h) |
| 90 mph (144.84 km/h) | 95.06 mph (152.98 km/h) |
| 95 mph (152.89 km/h) | 100.34 mph (161.48 km/h) |
| 100 mph (160.93 km/h) | 105.62 mph (169.97 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1733 | 2014 | 2168 | 2264 | 2368 | 2441 | 2523 | 2618 | 2751 | 2884 | 3031 | 3149 | 3363 | 3599 | 3784 | 3902 | 3968 | 4212 | 4551 | 5288 |
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