Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/80-22.5 | 425/65-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 36.67 (931.5) | 44.25 (1124) | 7.58 (192.5) 20.7% |
| Width inches (mm) | 8.86 (225) | 16.73 (425) | 7.87 (200) 88.9% |
| Circum. inches (mm) | 115.21 (2926.39) | 139.02 (3531.15) | 23.81 (604.76) 20.7% |
| Sidewall Height inches (mm) | 7.09 (180) | 10.88 (276.25) | 3.79 (96.25) 53.5% |
| Revolutions per mile (km) | 549.94 (341.72) | 455.76 (283.19) | -94.18 (-58.52) -17.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 24.13 mph (38.84 km/h) |
| 25 mph (40.23 km/h) | 30.17 mph (48.55 km/h) |
| 30 mph (48.28 km/h) | 36.2 mph (58.26 km/h) |
| 35 mph (56.33 km/h) | 42.23 mph (67.97 km/h) |
| 40 mph (64.37 km/h) | 48.27 mph (77.68 km/h) |
| 45 mph (72.42 km/h) | 54.3 mph (87.39 km/h) |
| 50 mph (80.47 km/h) | 60.33 mph (97.1 km/h) |
| 55 mph (88.51 km/h) | 66.37 mph (106.81 km/h) |
| 60 mph (96.56 km/h) | 72.4 mph (116.52 km/h) |
| 65 mph (104.61 km/h) | 78.43 mph (126.23 km/h) |
| 70 mph (112.65 km/h) | 84.47 mph (135.93 km/h) |
| 75 mph (120.7 km/h) | 90.5 mph (145.64 km/h) |
| 80 mph (128.75 km/h) | 96.53 mph (155.35 km/h) |
| 85 mph (136.79 km/h) | 102.57 mph (165.06 km/h) |
| 90 mph (144.84 km/h) | 108.6 mph (174.77 km/h) |
| 95 mph (152.89 km/h) | 114.63 mph (184.48 km/h) |
| 100 mph (160.93 km/h) | 120.67 mph (194.19 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
