Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 200/50-18 | 250/55-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.87 (657.2) | 28.83 (732.2) | 2.95 (75) 11.4% |
| Width inches (mm) | 7.87 (200) | 9.84 (250) | 1.97 (50) 25% |
| Circum. inches (mm) | 81.29 (2064.65) | 90.56 (2300.27) | 9.28 (235.62) 11.4% |
| Sidewall Height inches (mm) | 3.94 (100) | 5.41 (137.5) | 1.48 (37.5) 37.5% |
| Revolutions per mile (km) | 779.47 (484.34) | 699.63 (434.73) | -79.84 (-49.61) -10.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.28 mph (35.86 km/h) |
| 25 mph (40.23 km/h) | 27.85 mph (44.83 km/h) |
| 30 mph (48.28 km/h) | 33.42 mph (53.79 km/h) |
| 35 mph (56.33 km/h) | 38.99 mph (62.76 km/h) |
| 40 mph (64.37 km/h) | 44.56 mph (71.72 km/h) |
| 45 mph (72.42 km/h) | 50.14 mph (80.69 km/h) |
| 50 mph (80.47 km/h) | 55.71 mph (89.65 km/h) |
| 55 mph (88.51 km/h) | 61.28 mph (98.62 km/h) |
| 60 mph (96.56 km/h) | 66.85 mph (107.58 km/h) |
| 65 mph (104.61 km/h) | 72.42 mph (116.55 km/h) |
| 70 mph (112.65 km/h) | 77.99 mph (125.51 km/h) |
| 75 mph (120.7 km/h) | 83.56 mph (134.48 km/h) |
| 80 mph (128.75 km/h) | 89.13 mph (143.44 km/h) |
| 85 mph (136.79 km/h) | 94.7 mph (152.41 km/h) |
| 90 mph (144.84 km/h) | 100.27 mph (161.37 km/h) |
| 95 mph (152.89 km/h) | 105.84 mph (170.34 km/h) |
| 100 mph (160.93 km/h) | 111.41 mph (179.3 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1780 | 2068 | 2227 | 2326 | 2432 | 2508 | 2591 | 2690 | 2826 | 2962 | 3114 | 3235 | 3455 | 3697 | 3887 | 4008 | 4076 | 4326 | 4675 | 5432 |
Better Fuel Economy Factory Ratios Increased Power
