Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/50-19 | 255/55-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.25 (717.6) | 30.04 (763.1) | 1.79 (45.5) 6.3% |
| Width inches (mm) | 9.25 (235) | 10.04 (255) | 0.79 (20) 8.5% |
| Circum. inches (mm) | 88.76 (2254.41) | 94.38 (2397.35) | 5.63 (142.94) 6.3% |
| Sidewall Height inches (mm) | 4.63 (117.5) | 5.52 (140.25) | 0.9 (22.75) 19.4% |
| Revolutions per mile (km) | 713.87 (443.57) | 671.3 (417.13) | -42.56 (-26.45) -6% |
255/55-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.27 mph (34.23 km/h) |
| 25 mph (40.23 km/h) | 26.59 mph (42.78 km/h) |
| 30 mph (48.28 km/h) | 31.9 mph (51.34 km/h) |
| 35 mph (56.33 km/h) | 37.22 mph (59.9 km/h) |
| 40 mph (64.37 km/h) | 42.54 mph (68.46 km/h) |
| 45 mph (72.42 km/h) | 47.85 mph (77.01 km/h) |
| 50 mph (80.47 km/h) | 53.17 mph (85.57 km/h) |
| 55 mph (88.51 km/h) | 58.49 mph (94.13 km/h) |
| 60 mph (96.56 km/h) | 63.8 mph (102.68 km/h) |
| 65 mph (104.61 km/h) | 69.12 mph (111.24 km/h) |
| 70 mph (112.65 km/h) | 74.44 mph (119.8 km/h) |
| 75 mph (120.7 km/h) | 79.76 mph (128.35 km/h) |
| 80 mph (128.75 km/h) | 85.07 mph (136.91 km/h) |
| 85 mph (136.79 km/h) | 90.39 mph (145.47 km/h) |
| 90 mph (144.84 km/h) | 95.71 mph (154.03 km/h) |
| 95 mph (152.89 km/h) | 101.02 mph (162.58 km/h) |
| 100 mph (160.93 km/h) | 106.34 mph (171.14 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1708 | 1985 | 2137 | 2232 | 2334 | 2406 | 2486 | 2581 | 2712 | 2842 | 2988 | 3104 | 3315 | 3548 | 3729 | 3846 | 3911 | 4151 | 4485 | 5212 |
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