Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/70-22.5 | 255/80-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 36.56 (928.5) | 38.56 (979.5) | 2.01 (51) 5.5% |
| Width inches (mm) | 10.04 (255) | 10.04 (255) | 0 (0) 0% |
| Circum. inches (mm) | 114.84 (2916.97) | 121.15 (3077.19) | 6.31 (160.22) 5.5% |
| Sidewall Height inches (mm) | 7.03 (178.5) | 8.03 (204) | 1 (25.5) 14.3% |
| Revolutions per mile (km) | 551.72 (342.82) | 522.99 (324.97) | -28.73 (-17.85) -5.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.1 mph (33.95 km/h) |
| 25 mph (40.23 km/h) | 26.37 mph (42.44 km/h) |
| 30 mph (48.28 km/h) | 31.65 mph (50.93 km/h) |
| 35 mph (56.33 km/h) | 36.92 mph (59.42 km/h) |
| 40 mph (64.37 km/h) | 42.2 mph (67.91 km/h) |
| 45 mph (72.42 km/h) | 47.47 mph (76.4 km/h) |
| 50 mph (80.47 km/h) | 52.75 mph (84.89 km/h) |
| 55 mph (88.51 km/h) | 58.02 mph (93.38 km/h) |
| 60 mph (96.56 km/h) | 63.3 mph (101.86 km/h) |
| 65 mph (104.61 km/h) | 68.57 mph (110.35 km/h) |
| 70 mph (112.65 km/h) | 73.84 mph (118.84 km/h) |
| 75 mph (120.7 km/h) | 79.12 mph (127.33 km/h) |
| 80 mph (128.75 km/h) | 84.39 mph (135.82 km/h) |
| 85 mph (136.79 km/h) | 89.67 mph (144.31 km/h) |
| 90 mph (144.84 km/h) | 94.94 mph (152.8 km/h) |
| 95 mph (152.89 km/h) | 100.22 mph (161.29 km/h) |
| 100 mph (160.93 km/h) | 105.49 mph (169.77 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1331 | 1546 | 1665 | 1739 | 1818 | 1875 | 1937 | 2011 | 2112 | 2214 | 2328 | 2418 | 2583 | 2764 | 2905 | 2996 | 3047 | 3234 | 3494 | 4061 |
Better Fuel Economy Factory Ratios Increased Power
