Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 445/50-22.5 | 445/60-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 40.02 (1016.5) | 43.52 (1105.5) | 3.5 (89) 8.8% |
| Width inches (mm) | 17.52 (445) | 17.52 (445) | 0 (0) 0% |
| Circum. inches (mm) | 125.73 (3193.43) | 136.73 (3473.03) | 11.01 (279.6) 8.8% |
| Sidewall Height inches (mm) | 8.76 (222.5) | 10.51 (267) | 1.75 (44.5) 20% |
| Revolutions per mile (km) | 503.95 (313.14) | 463.38 (287.93) | -40.57 (-25.21) -8.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.75 mph (35.01 km/h) |
| 25 mph (40.23 km/h) | 27.19 mph (43.76 km/h) |
| 30 mph (48.28 km/h) | 32.63 mph (52.51 km/h) |
| 35 mph (56.33 km/h) | 38.06 mph (61.26 km/h) |
| 40 mph (64.37 km/h) | 43.5 mph (70.01 km/h) |
| 45 mph (72.42 km/h) | 48.94 mph (78.76 km/h) |
| 50 mph (80.47 km/h) | 54.38 mph (87.51 km/h) |
| 55 mph (88.51 km/h) | 59.82 mph (96.26 km/h) |
| 60 mph (96.56 km/h) | 65.25 mph (105.02 km/h) |
| 65 mph (104.61 km/h) | 70.69 mph (113.77 km/h) |
| 70 mph (112.65 km/h) | 76.13 mph (122.52 km/h) |
| 75 mph (120.7 km/h) | 81.57 mph (131.27 km/h) |
| 80 mph (128.75 km/h) | 87 mph (140.02 km/h) |
| 85 mph (136.79 km/h) | 92.44 mph (148.77 km/h) |
| 90 mph (144.84 km/h) | 97.88 mph (157.52 km/h) |
| 95 mph (152.89 km/h) | 103.32 mph (166.27 km/h) |
| 100 mph (160.93 km/h) | 108.76 mph (175.03 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1179 | 1370 | 1475 | 1541 | 1611 | 1661 | 1716 | 1781 | 1872 | 1962 | 2062 | 2143 | 2288 | 2449 | 2574 | 2655 | 2700 | 2865 | 3096 | 3598 |
Better Fuel Economy Factory Ratios Increased Power
