Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 205/90-16 | 225/100-17.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.53 (775.4) | 35.22 (894.5) | 4.69 (119.1) 15.4% |
| Width inches (mm) | 8.07 (205) | 8.86 (225) | 0.79 (20) 9.8% |
| Circum. inches (mm) | 95.91 (2435.99) | 110.64 (2810.15) | 14.73 (374.16) 15.4% |
| Sidewall Height inches (mm) | 7.26 (184.5) | 8.86 (225) | 1.59 (40.5) 22% |
| Revolutions per mile (km) | 660.65 (410.51) | 572.69 (355.85) | -87.96 (-54.66) -13.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.07 mph (37.13 km/h) |
| 25 mph (40.23 km/h) | 28.84 mph (46.41 km/h) |
| 30 mph (48.28 km/h) | 34.61 mph (55.7 km/h) |
| 35 mph (56.33 km/h) | 40.38 mph (64.98 km/h) |
| 40 mph (64.37 km/h) | 46.14 mph (74.26 km/h) |
| 45 mph (72.42 km/h) | 51.91 mph (83.54 km/h) |
| 50 mph (80.47 km/h) | 57.68 mph (92.83 km/h) |
| 55 mph (88.51 km/h) | 63.45 mph (102.11 km/h) |
| 60 mph (96.56 km/h) | 69.22 mph (111.39 km/h) |
| 65 mph (104.61 km/h) | 74.98 mph (120.68 km/h) |
| 70 mph (112.65 km/h) | 80.75 mph (129.96 km/h) |
| 75 mph (120.7 km/h) | 86.52 mph (139.24 km/h) |
| 80 mph (128.75 km/h) | 92.29 mph (148.52 km/h) |
| 85 mph (136.79 km/h) | 98.06 mph (157.81 km/h) |
| 90 mph (144.84 km/h) | 103.82 mph (167.09 km/h) |
| 95 mph (152.89 km/h) | 109.59 mph (176.37 km/h) |
| 100 mph (160.93 km/h) | 115.36 mph (185.65 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1457 | 1693 | 1823 | 1904 | 1991 | 2053 | 2121 | 2202 | 2313 | 2425 | 2549 | 2648 | 2828 | 3026 | 3181 | 3281 | 3336 | 3541 | 3826 | 4447 |
Better Fuel Economy Factory Ratios Increased Power
