Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/30-22 | 305/25-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.02 (711.8) | 28 (711.3) | -0.02 (-0.5) -0.1% |
| Width inches (mm) | 10.04 (255) | 12.01 (305) | 1.97 (50) 19.6% |
| Circum. inches (mm) | 88.04 (2236.19) | 87.98 (2234.61) | -0.06 (-1.57) -0.1% |
| Sidewall Height inches (mm) | 3.01 (76.5) | 3 (76.25) | -0.01 (-0.25) -0.3% |
| Revolutions per mile (km) | 719.68 (447.19) | 720.19 (447.5) | 0.51 (0.31) 0.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.99 mph (32.16 km/h) |
| 25 mph (40.23 km/h) | 24.98 mph (40.21 km/h) |
| 30 mph (48.28 km/h) | 29.98 mph (48.25 km/h) |
| 35 mph (56.33 km/h) | 34.98 mph (56.29 km/h) |
| 40 mph (64.37 km/h) | 39.97 mph (64.33 km/h) |
| 45 mph (72.42 km/h) | 44.97 mph (72.37 km/h) |
| 50 mph (80.47 km/h) | 49.96 mph (80.41 km/h) |
| 55 mph (88.51 km/h) | 54.96 mph (88.45 km/h) |
| 60 mph (96.56 km/h) | 59.96 mph (96.49 km/h) |
| 65 mph (104.61 km/h) | 64.95 mph (104.53 km/h) |
| 70 mph (112.65 km/h) | 69.95 mph (112.58 km/h) |
| 75 mph (120.7 km/h) | 74.95 mph (120.62 km/h) |
| 80 mph (128.75 km/h) | 79.94 mph (128.66 km/h) |
| 85 mph (136.79 km/h) | 84.94 mph (136.7 km/h) |
| 90 mph (144.84 km/h) | 89.94 mph (144.74 km/h) |
| 95 mph (152.89 km/h) | 94.93 mph (152.78 km/h) |
| 100 mph (160.93 km/h) | 99.93 mph (160.82 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1833 | 2129 | 2293 | 2394 | 2503 | 2581 | 2667 | 2769 | 2909 | 3049 | 3205 | 3330 | 3556 | 3806 | 4001 | 4126 | 4196 | 4453 | 4812 | 5592 |
Better Fuel Economy Factory Ratios Increased Power
