Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/82-14 | 265/50-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.94 (659) | 30.43 (773) | 4.49 (114) 17.3% |
| Width inches (mm) | 7.28 (185) | 10.43 (265) | 3.15 (80) 43.2% |
| Circum. inches (mm) | 81.51 (2070.31) | 95.61 (2428.45) | 14.1 (358.14) 17.3% |
| Sidewall Height inches (mm) | 5.97 (151.7) | 5.22 (132.5) | -0.76 (-19.2) -12.7% |
| Revolutions per mile (km) | 777.34 (483.02) | 662.7 (411.78) | -114.64 (-71.23) -14.7% |
265/50-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.46 mph (37.75 km/h) |
| 25 mph (40.23 km/h) | 29.32 mph (47.19 km/h) |
| 30 mph (48.28 km/h) | 35.19 mph (56.63 km/h) |
| 35 mph (56.33 km/h) | 41.05 mph (66.07 km/h) |
| 40 mph (64.37 km/h) | 46.92 mph (75.51 km/h) |
| 45 mph (72.42 km/h) | 52.78 mph (84.95 km/h) |
| 50 mph (80.47 km/h) | 58.65 mph (94.39 km/h) |
| 55 mph (88.51 km/h) | 64.51 mph (103.83 km/h) |
| 60 mph (96.56 km/h) | 70.38 mph (113.26 km/h) |
| 65 mph (104.61 km/h) | 76.24 mph (122.7 km/h) |
| 70 mph (112.65 km/h) | 82.11 mph (132.14 km/h) |
| 75 mph (120.7 km/h) | 87.97 mph (141.58 km/h) |
| 80 mph (128.75 km/h) | 93.84 mph (151.02 km/h) |
| 85 mph (136.79 km/h) | 99.7 mph (160.46 km/h) |
| 90 mph (144.84 km/h) | 105.57 mph (169.9 km/h) |
| 95 mph (152.89 km/h) | 111.43 mph (179.34 km/h) |
| 100 mph (160.93 km/h) | 117.3 mph (188.77 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1686 | 1959 | 2110 | 2203 | 2304 | 2375 | 2454 | 2548 | 2677 | 2806 | 2950 | 3064 | 3272 | 3502 | 3681 | 3796 | 3861 | 4098 | 4428 | 5145 |
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