Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 425/65-22.5 | 425/60-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 44.25 (1124) | 42.58 (1081.5) | -1.67 (-42.5) -3.8% |
| Width inches (mm) | 16.73 (425) | 16.73 (425) | 0 (0) 0% |
| Circum. inches (mm) | 139.02 (3531.15) | 133.77 (3397.63) | -5.26 (-133.52) -3.8% |
| Sidewall Height inches (mm) | 10.88 (276.25) | 10.04 (255) | -0.84 (-21.25) -7.7% |
| Revolutions per mile (km) | 455.76 (283.19) | 473.67 (294.32) | 17.91 (11.13) 3.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.24 mph (30.97 km/h) |
| 25 mph (40.23 km/h) | 24.05 mph (38.71 km/h) |
| 30 mph (48.28 km/h) | 28.87 mph (46.45 km/h) |
| 35 mph (56.33 km/h) | 33.68 mph (54.2 km/h) |
| 40 mph (64.37 km/h) | 38.49 mph (61.94 km/h) |
| 45 mph (72.42 km/h) | 43.3 mph (69.68 km/h) |
| 50 mph (80.47 km/h) | 48.11 mph (77.42 km/h) |
| 55 mph (88.51 km/h) | 52.92 mph (85.17 km/h) |
| 60 mph (96.56 km/h) | 57.73 mph (92.91 km/h) |
| 65 mph (104.61 km/h) | 62.54 mph (100.65 km/h) |
| 70 mph (112.65 km/h) | 67.35 mph (108.39 km/h) |
| 75 mph (120.7 km/h) | 72.16 mph (116.14 km/h) |
| 80 mph (128.75 km/h) | 76.98 mph (123.88 km/h) |
| 85 mph (136.79 km/h) | 81.79 mph (131.62 km/h) |
| 90 mph (144.84 km/h) | 86.6 mph (139.36 km/h) |
| 95 mph (152.89 km/h) | 91.41 mph (147.11 km/h) |
| 100 mph (160.93 km/h) | 96.22 mph (154.85 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
