Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/80-22.5 | 255/70-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 38.56 (979.5) | 36.56 (928.5) | -2.01 (-51) -5.2% |
| Width inches (mm) | 10.04 (255) | 10.04 (255) | 0 (0) 0% |
| Circum. inches (mm) | 121.15 (3077.19) | 114.84 (2916.97) | -6.31 (-160.22) -5.2% |
| Sidewall Height inches (mm) | 8.03 (204) | 7.03 (178.5) | -1 (-25.5) -12.5% |
| Revolutions per mile (km) | 522.99 (324.97) | 551.72 (342.82) | 28.73 (17.85) 5.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.96 mph (30.51 km/h) |
| 25 mph (40.23 km/h) | 23.7 mph (38.14 km/h) |
| 30 mph (48.28 km/h) | 28.44 mph (45.77 km/h) |
| 35 mph (56.33 km/h) | 33.18 mph (53.39 km/h) |
| 40 mph (64.37 km/h) | 37.92 mph (61.02 km/h) |
| 45 mph (72.42 km/h) | 42.66 mph (68.65 km/h) |
| 50 mph (80.47 km/h) | 47.4 mph (76.28 km/h) |
| 55 mph (88.51 km/h) | 52.14 mph (83.91 km/h) |
| 60 mph (96.56 km/h) | 56.88 mph (91.53 km/h) |
| 65 mph (104.61 km/h) | 61.62 mph (99.16 km/h) |
| 70 mph (112.65 km/h) | 66.36 mph (106.79 km/h) |
| 75 mph (120.7 km/h) | 71.09 mph (114.42 km/h) |
| 80 mph (128.75 km/h) | 75.83 mph (122.04 km/h) |
| 85 mph (136.79 km/h) | 80.57 mph (129.67 km/h) |
| 90 mph (144.84 km/h) | 85.31 mph (137.3 km/h) |
| 95 mph (152.89 km/h) | 90.05 mph (144.93 km/h) |
| 100 mph (160.93 km/h) | 94.79 mph (152.56 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1404 | 1631 | 1757 | 1834 | 1918 | 1978 | 2043 | 2121 | 2229 | 2336 | 2456 | 2551 | 2724 | 2916 | 3065 | 3161 | 3214 | 3411 | 3686 | 4284 |
Better Fuel Economy Factory Ratios Increased Power
