Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/50-18 | 255/50-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.86 (682.2) | 29.04 (737.6) | 2.18 (55.4) 8.1% |
| Width inches (mm) | 8.86 (225) | 10.04 (255) | 1.18 (30) 13.3% |
| Circum. inches (mm) | 84.38 (2143.19) | 91.23 (2317.24) | 6.85 (174.04) 8.1% |
| Sidewall Height inches (mm) | 4.43 (112.5) | 5.02 (127.5) | 0.59 (15) 13.3% |
| Revolutions per mile (km) | 750.91 (466.59) | 694.51 (431.55) | -56.4 (-35.05) -7.5% |
255/50-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.62 mph (34.8 km/h) |
| 25 mph (40.23 km/h) | 27.03 mph (43.5 km/h) |
| 30 mph (48.28 km/h) | 32.44 mph (52.2 km/h) |
| 35 mph (56.33 km/h) | 37.84 mph (60.9 km/h) |
| 40 mph (64.37 km/h) | 43.25 mph (69.6 km/h) |
| 45 mph (72.42 km/h) | 48.65 mph (78.3 km/h) |
| 50 mph (80.47 km/h) | 54.06 mph (87 km/h) |
| 55 mph (88.51 km/h) | 59.47 mph (95.7 km/h) |
| 60 mph (96.56 km/h) | 64.87 mph (104.4 km/h) |
| 65 mph (104.61 km/h) | 70.28 mph (113.1 km/h) |
| 70 mph (112.65 km/h) | 75.68 mph (121.8 km/h) |
| 75 mph (120.7 km/h) | 81.09 mph (130.5 km/h) |
| 80 mph (128.75 km/h) | 86.5 mph (139.2 km/h) |
| 85 mph (136.79 km/h) | 91.9 mph (147.9 km/h) |
| 90 mph (144.84 km/h) | 97.31 mph (156.6 km/h) |
| 95 mph (152.89 km/h) | 102.71 mph (165.3 km/h) |
| 100 mph (160.93 km/h) | 108.12 mph (174 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1767 | 2053 | 2211 | 2309 | 2414 | 2489 | 2572 | 2670 | 2805 | 2941 | 3091 | 3211 | 3429 | 3670 | 3858 | 3979 | 4046 | 4294 | 4640 | 5392 |
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