Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 385/65-22.5 | 425/60-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 42.2 (1072) | 42.58 (1081.5) | 0.37 (9.5) 0.9% |
| Width inches (mm) | 15.16 (385) | 16.73 (425) | 1.57 (40) 10.4% |
| Circum. inches (mm) | 132.59 (3367.79) | 133.77 (3397.63) | 1.18 (29.85) 0.9% |
| Sidewall Height inches (mm) | 9.85 (250.25) | 10.04 (255) | 0.19 (4.75) 1.9% |
| Revolutions per mile (km) | 477.86 (296.93) | 473.67 (294.32) | -4.2 (-2.61) -0.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.18 mph (32.47 km/h) |
| 25 mph (40.23 km/h) | 25.22 mph (40.59 km/h) |
| 30 mph (48.28 km/h) | 30.27 mph (48.71 km/h) |
| 35 mph (56.33 km/h) | 35.31 mph (56.83 km/h) |
| 40 mph (64.37 km/h) | 40.35 mph (64.94 km/h) |
| 45 mph (72.42 km/h) | 45.4 mph (73.06 km/h) |
| 50 mph (80.47 km/h) | 50.44 mph (81.18 km/h) |
| 55 mph (88.51 km/h) | 55.49 mph (89.3 km/h) |
| 60 mph (96.56 km/h) | 60.53 mph (97.42 km/h) |
| 65 mph (104.61 km/h) | 65.58 mph (105.53 km/h) |
| 70 mph (112.65 km/h) | 70.62 mph (113.65 km/h) |
| 75 mph (120.7 km/h) | 75.66 mph (121.77 km/h) |
| 80 mph (128.75 km/h) | 80.71 mph (129.89 km/h) |
| 85 mph (136.79 km/h) | 85.75 mph (138.01 km/h) |
| 90 mph (144.84 km/h) | 90.8 mph (146.12 km/h) |
| 95 mph (152.89 km/h) | 95.84 mph (154.24 km/h) |
| 100 mph (160.93 km/h) | 100.89 mph (162.36 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1205 | 1400 | 1508 | 1575 | 1647 | 1698 | 1754 | 1821 | 1913 | 2006 | 2108 | 2190 | 2339 | 2503 | 2631 | 2713 | 2760 | 2929 | 3165 | 3678 |
Better Fuel Economy Factory Ratios Increased Power
