Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/75-19.5 | 255/70-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.97 (862.8) | 36.56 (928.5) | 2.59 (65.7) 7.6% |
| Width inches (mm) | 9.65 (245) | 10.04 (255) | 0.39 (10) 4.1% |
| Circum. inches (mm) | 106.72 (2710.57) | 114.84 (2916.97) | 8.13 (206.4) 7.6% |
| Sidewall Height inches (mm) | 7.23 (183.75) | 7.03 (178.5) | -0.21 (-5.25) -2.9% |
| Revolutions per mile (km) | 593.73 (368.93) | 551.72 (342.82) | -42.01 (-26.1) -7.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.52 mph (34.64 km/h) |
| 25 mph (40.23 km/h) | 26.9 mph (43.3 km/h) |
| 30 mph (48.28 km/h) | 32.28 mph (51.96 km/h) |
| 35 mph (56.33 km/h) | 37.67 mph (60.62 km/h) |
| 40 mph (64.37 km/h) | 43.05 mph (69.28 km/h) |
| 45 mph (72.42 km/h) | 48.43 mph (77.94 km/h) |
| 50 mph (80.47 km/h) | 53.81 mph (86.59 km/h) |
| 55 mph (88.51 km/h) | 59.19 mph (95.25 km/h) |
| 60 mph (96.56 km/h) | 64.57 mph (103.91 km/h) |
| 65 mph (104.61 km/h) | 69.95 mph (112.57 km/h) |
| 70 mph (112.65 km/h) | 75.33 mph (121.23 km/h) |
| 75 mph (120.7 km/h) | 80.71 mph (129.89 km/h) |
| 80 mph (128.75 km/h) | 86.09 mph (138.55 km/h) |
| 85 mph (136.79 km/h) | 91.47 mph (147.21 km/h) |
| 90 mph (144.84 km/h) | 96.85 mph (155.87 km/h) |
| 95 mph (152.89 km/h) | 102.23 mph (164.53 km/h) |
| 100 mph (160.93 km/h) | 107.61 mph (173.19 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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
