Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/30-22 | 245/40-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.79 (705.8) | 29.72 (754.8) | 1.93 (49) 6.9% |
| Width inches (mm) | 9.65 (245) | 9.65 (245) | 0 (0) 0% |
| Circum. inches (mm) | 87.3 (2217.34) | 93.36 (2371.27) | 6.06 (153.94) 6.9% |
| Sidewall Height inches (mm) | 2.89 (73.5) | 3.86 (98) | 0.96 (24.5) 33.3% |
| Revolutions per mile (km) | 725.8 (450.99) | 678.68 (421.71) | -47.12 (-29.28) -6.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.39 mph (34.42 km/h) |
| 25 mph (40.23 km/h) | 26.74 mph (43.03 km/h) |
| 30 mph (48.28 km/h) | 32.08 mph (51.63 km/h) |
| 35 mph (56.33 km/h) | 37.43 mph (60.24 km/h) |
| 40 mph (64.37 km/h) | 42.78 mph (68.84 km/h) |
| 45 mph (72.42 km/h) | 48.12 mph (77.45 km/h) |
| 50 mph (80.47 km/h) | 53.47 mph (86.05 km/h) |
| 55 mph (88.51 km/h) | 58.82 mph (94.66 km/h) |
| 60 mph (96.56 km/h) | 64.17 mph (103.26 km/h) |
| 65 mph (104.61 km/h) | 69.51 mph (111.87 km/h) |
| 70 mph (112.65 km/h) | 74.86 mph (120.48 km/h) |
| 75 mph (120.7 km/h) | 80.21 mph (129.08 km/h) |
| 80 mph (128.75 km/h) | 85.55 mph (137.69 km/h) |
| 85 mph (136.79 km/h) | 90.9 mph (146.29 km/h) |
| 90 mph (144.84 km/h) | 96.25 mph (154.9 km/h) |
| 95 mph (152.89 km/h) | 101.6 mph (163.5 km/h) |
| 100 mph (160.93 km/h) | 106.94 mph (172.11 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1727 | 2006 | 2161 | 2256 | 2359 | 2433 | 2514 | 2609 | 2741 | 2874 | 3021 | 3138 | 3351 | 3587 | 3770 | 3888 | 3954 | 4197 | 4535 | 5270 |
Better Fuel Economy Factory Ratios Increased Power
