Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/40-10 | 165/45-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 17.09 (434) | 22.85 (580.3) | 5.76 (146.3) 33.7% |
| Width inches (mm) | 8.86 (225) | 6.5 (165) | -2.36 (-60) -26.7% |
| Circum. inches (mm) | 53.68 (1363.45) | 71.77 (1823.07) | 18.1 (459.62) 33.7% |
| Sidewall Height inches (mm) | 3.54 (90) | 2.92 (74.25) | -0.62 (-15.75) -17.5% |
| Revolutions per mile (km) | 1180.35 (733.43) | 882.77 (548.53) | -297.58 (-184.91) -25.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 26.74 mph (43.04 km/h) |
| 25 mph (40.23 km/h) | 33.43 mph (53.8 km/h) |
| 30 mph (48.28 km/h) | 40.11 mph (64.56 km/h) |
| 35 mph (56.33 km/h) | 46.8 mph (75.31 km/h) |
| 40 mph (64.37 km/h) | 53.48 mph (86.07 km/h) |
| 45 mph (72.42 km/h) | 60.17 mph (96.83 km/h) |
| 50 mph (80.47 km/h) | 66.85 mph (107.59 km/h) |
| 55 mph (88.51 km/h) | 73.54 mph (118.35 km/h) |
| 60 mph (96.56 km/h) | 80.23 mph (129.11 km/h) |
| 65 mph (104.61 km/h) | 86.91 mph (139.87 km/h) |
| 70 mph (112.65 km/h) | 93.6 mph (150.63 km/h) |
| 75 mph (120.7 km/h) | 100.28 mph (161.39 km/h) |
| 80 mph (128.75 km/h) | 106.97 mph (172.15 km/h) |
| 85 mph (136.79 km/h) | 113.65 mph (182.91 km/h) |
| 90 mph (144.84 km/h) | 120.34 mph (193.67 km/h) |
| 95 mph (152.89 km/h) | 127.02 mph (204.43 km/h) |
| 100 mph (160.93 km/h) | 133.71 mph (215.19 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2246 | 2610 | 2810 | 2935 | 3069 | 3164 | 3269 | 3394 | 3566 | 3738 | 3929 | 4082 | 4359 | 4665 | 4904 | 5057 | 5143 | 5458 | 5898 | 6854 |
Better Fuel Economy Factory Ratios Increased Power
