Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 220/70-14 | 225/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.13 (663.6) | 29.4 (746.8) | 3.28 (83.2) 12.5% |
| Width inches (mm) | 8.66 (220) | 8.86 (225) | 0.2 (5) 2.3% |
| Circum. inches (mm) | 82.08 (2084.76) | 92.37 (2346.14) | 10.29 (261.38) 12.5% |
| Sidewall Height inches (mm) | 6.06 (154) | 6.2 (157.5) | 0.14 (3.5) 2.3% |
| Revolutions per mile (km) | 771.96 (479.67) | 685.95 (426.23) | -86 (-53.44) -11.1% |
225/70-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.51 mph (36.22 km/h) |
| 25 mph (40.23 km/h) | 28.13 mph (45.28 km/h) |
| 30 mph (48.28 km/h) | 33.76 mph (54.33 km/h) |
| 35 mph (56.33 km/h) | 39.39 mph (63.39 km/h) |
| 40 mph (64.37 km/h) | 45.02 mph (72.44 km/h) |
| 45 mph (72.42 km/h) | 50.64 mph (81.5 km/h) |
| 50 mph (80.47 km/h) | 56.27 mph (90.56 km/h) |
| 55 mph (88.51 km/h) | 61.9 mph (99.61 km/h) |
| 60 mph (96.56 km/h) | 67.52 mph (108.67 km/h) |
| 65 mph (104.61 km/h) | 73.15 mph (117.72 km/h) |
| 70 mph (112.65 km/h) | 78.78 mph (126.78 km/h) |
| 75 mph (120.7 km/h) | 84.4 mph (135.83 km/h) |
| 80 mph (128.75 km/h) | 90.03 mph (144.89 km/h) |
| 85 mph (136.79 km/h) | 95.66 mph (153.95 km/h) |
| 90 mph (144.84 km/h) | 101.28 mph (163 km/h) |
| 95 mph (152.89 km/h) | 106.91 mph (172.06 km/h) |
| 100 mph (160.93 km/h) | 112.54 mph (181.11 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1746 | 2028 | 2184 | 2280 | 2384 | 2459 | 2540 | 2637 | 2771 | 2904 | 3053 | 3172 | 3387 | 3625 | 3811 | 3930 | 3996 | 4241 | 4583 | 5326 |
Better Fuel Economy Factory Ratios Increased Power
