Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/45-16 | 255/50-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.68 (626.9) | 26.04 (661.4) | 1.36 (34.5) 5.5% |
| Width inches (mm) | 9.65 (245) | 10.04 (255) | 0.39 (10) 4.1% |
| Circum. inches (mm) | 77.54 (1969.46) | 81.81 (2077.85) | 4.27 (108.38) 5.5% |
| Sidewall Height inches (mm) | 4.34 (110.25) | 5.02 (127.5) | 0.68 (17.25) 15.6% |
| Revolutions per mile (km) | 817.15 (507.75) | 774.52 (481.27) | -42.62 (-26.49) -5.2% |
255/50-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.1 mph (33.96 km/h) |
| 25 mph (40.23 km/h) | 26.38 mph (42.45 km/h) |
| 30 mph (48.28 km/h) | 31.65 mph (50.94 km/h) |
| 35 mph (56.33 km/h) | 36.93 mph (59.43 km/h) |
| 40 mph (64.37 km/h) | 42.2 mph (67.92 km/h) |
| 45 mph (72.42 km/h) | 47.48 mph (76.41 km/h) |
| 50 mph (80.47 km/h) | 52.75 mph (84.9 km/h) |
| 55 mph (88.51 km/h) | 58.03 mph (93.39 km/h) |
| 60 mph (96.56 km/h) | 63.3 mph (101.87 km/h) |
| 65 mph (104.61 km/h) | 68.58 mph (110.36 km/h) |
| 70 mph (112.65 km/h) | 73.85 mph (118.85 km/h) |
| 75 mph (120.7 km/h) | 79.13 mph (127.34 km/h) |
| 80 mph (128.75 km/h) | 84.4 mph (135.83 km/h) |
| 85 mph (136.79 km/h) | 89.68 mph (144.32 km/h) |
| 90 mph (144.84 km/h) | 94.95 mph (152.81 km/h) |
| 95 mph (152.89 km/h) | 100.23 mph (161.3 km/h) |
| 100 mph (160.93 km/h) | 105.5 mph (169.79 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1971 | 2290 | 2466 | 2575 | 2692 | 2776 | 2868 | 2977 | 3128 | 3279 | 3447 | 3581 | 3825 | 4093 | 4303 | 4437 | 4512 | 4789 | 5175 | 6014 |
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