Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/45-10 | 225/45-30 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 17.97 (456.5) | 37.97 (964.5) | 20 (508) 111.3% |
| Width inches (mm) | 8.86 (225) | 8.86 (225) | 0 (0) 0% |
| Circum. inches (mm) | 56.46 (1434.14) | 119.29 (3030.07) | 62.83 (1595.93) 111.3% |
| Sidewall Height inches (mm) | 3.99 (101.25) | 3.99 (101.25) | 0 (0) 0% |
| Revolutions per mile (km) | 1122.17 (697.28) | 531.13 (330.03) | -591.04 (-367.26) -52.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 42.26 mph (68.01 km/h) |
| 25 mph (40.23 km/h) | 52.82 mph (85.01 km/h) |
| 30 mph (48.28 km/h) | 63.38 mph (102.01 km/h) |
| 35 mph (56.33 km/h) | 73.95 mph (119.01 km/h) |
| 40 mph (64.37 km/h) | 84.51 mph (136.01 km/h) |
| 45 mph (72.42 km/h) | 95.08 mph (153.01 km/h) |
| 50 mph (80.47 km/h) | 105.64 mph (170.01 km/h) |
| 55 mph (88.51 km/h) | 116.2 mph (187.01 km/h) |
| 60 mph (96.56 km/h) | 126.77 mph (204.02 km/h) |
| 65 mph (104.61 km/h) | 137.33 mph (221.02 km/h) |
| 70 mph (112.65 km/h) | 147.9 mph (238.02 km/h) |
| 75 mph (120.7 km/h) | 158.46 mph (255.02 km/h) |
| 80 mph (128.75 km/h) | 169.03 mph (272.02 km/h) |
| 85 mph (136.79 km/h) | 179.59 mph (289.02 km/h) |
| 90 mph (144.84 km/h) | 190.15 mph (306.02 km/h) |
| 95 mph (152.89 km/h) | 200.72 mph (323.02 km/h) |
| 100 mph (160.93 km/h) | 211.28 mph (340.03 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1352 | 1570 | 1691 | 1766 | 1846 | 1904 | 1967 | 2042 | 2145 | 2249 | 2364 | 2456 | 2623 | 2807 | 2951 | 3043 | 3094 | 3284 | 3549 | 4124 |
Better Fuel Economy Factory Ratios Increased Power
