Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/55-19 | 245/45-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.61 (752.1) | 27.68 (703.1) | -1.93 (-49) -6.5% |
| Width inches (mm) | 9.65 (245) | 9.65 (245) | 0 (0) 0% |
| Circum. inches (mm) | 93.02 (2362.79) | 86.96 (2208.85) | -6.06 (-153.94) -6.5% |
| Sidewall Height inches (mm) | 5.31 (134.75) | 4.34 (110.25) | -0.96 (-24.5) -18.2% |
| Revolutions per mile (km) | 681.12 (423.23) | 728.59 (452.72) | 47.47 (29.5) 7% |
245/45-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.7 mph (30.09 km/h) |
| 25 mph (40.23 km/h) | 23.37 mph (37.61 km/h) |
| 30 mph (48.28 km/h) | 28.05 mph (45.13 km/h) |
| 35 mph (56.33 km/h) | 32.72 mph (52.66 km/h) |
| 40 mph (64.37 km/h) | 37.39 mph (60.18 km/h) |
| 45 mph (72.42 km/h) | 42.07 mph (67.7 km/h) |
| 50 mph (80.47 km/h) | 46.74 mph (75.22 km/h) |
| 55 mph (88.51 km/h) | 51.42 mph (82.75 km/h) |
| 60 mph (96.56 km/h) | 56.09 mph (90.27 km/h) |
| 65 mph (104.61 km/h) | 60.77 mph (97.79 km/h) |
| 70 mph (112.65 km/h) | 65.44 mph (105.31 km/h) |
| 75 mph (120.7 km/h) | 70.11 mph (112.84 km/h) |
| 80 mph (128.75 km/h) | 74.79 mph (120.36 km/h) |
| 85 mph (136.79 km/h) | 79.46 mph (127.88 km/h) |
| 90 mph (144.84 km/h) | 84.14 mph (135.4 km/h) |
| 95 mph (152.89 km/h) | 88.81 mph (142.93 km/h) |
| 100 mph (160.93 km/h) | 93.48 mph (150.45 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1854 | 2154 | 2320 | 2422 | 2533 | 2612 | 2698 | 2801 | 2943 | 3085 | 3243 | 3369 | 3598 | 3850 | 4047 | 4174 | 4245 | 4505 | 4868 | 5657 |
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