Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 445/50-22.5 | 445/35-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 40.02 (1016.5) | 34.76 (883) | -5.26 (-133.5) -13.1% |
| Width inches (mm) | 17.52 (445) | 17.52 (445) | 0 (0) 0% |
| Circum. inches (mm) | 125.73 (3193.43) | 109.21 (2774.03) | -16.51 (-419.4) -13.1% |
| Sidewall Height inches (mm) | 8.76 (222.5) | 6.13 (155.75) | -2.63 (-66.75) -30% |
| Revolutions per mile (km) | 503.95 (313.14) | 580.15 (360.49) | 76.19 (47.34) 15.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.37 mph (27.96 km/h) |
| 25 mph (40.23 km/h) | 21.72 mph (34.95 km/h) |
| 30 mph (48.28 km/h) | 26.06 mph (41.94 km/h) |
| 35 mph (56.33 km/h) | 30.4 mph (48.93 km/h) |
| 40 mph (64.37 km/h) | 34.75 mph (55.92 km/h) |
| 45 mph (72.42 km/h) | 39.09 mph (62.91 km/h) |
| 50 mph (80.47 km/h) | 43.43 mph (69.9 km/h) |
| 55 mph (88.51 km/h) | 47.78 mph (76.89 km/h) |
| 60 mph (96.56 km/h) | 52.12 mph (83.88 km/h) |
| 65 mph (104.61 km/h) | 56.46 mph (90.87 km/h) |
| 70 mph (112.65 km/h) | 60.81 mph (97.86 km/h) |
| 75 mph (120.7 km/h) | 65.15 mph (104.85 km/h) |
| 80 mph (128.75 km/h) | 69.49 mph (111.84 km/h) |
| 85 mph (136.79 km/h) | 73.84 mph (118.83 km/h) |
| 90 mph (144.84 km/h) | 78.18 mph (125.82 km/h) |
| 95 mph (152.89 km/h) | 82.52 mph (132.81 km/h) |
| 100 mph (160.93 km/h) | 86.87 mph (139.8 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1476 | 1715 | 1847 | 1929 | 2017 | 2079 | 2149 | 2230 | 2343 | 2456 | 2582 | 2683 | 2865 | 3066 | 3223 | 3323 | 3380 | 3587 | 3876 | 4504 |
Better Fuel Economy Factory Ratios Increased Power
