Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/40-16 | 205/40-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.09 (586.4) | 22.46 (570.4) | -0.63 (-16) -2.7% |
| Width inches (mm) | 8.86 (225) | 8.07 (205) | -0.79 (-20) -8.9% |
| Circum. inches (mm) | 72.53 (1842.23) | 70.55 (1791.96) | -1.98 (-50.27) -2.7% |
| Sidewall Height inches (mm) | 3.54 (90) | 3.23 (82) | -0.31 (-8) -8.9% |
| Revolutions per mile (km) | 873.58 (542.82) | 898.09 (558.05) | 24.5 (15.23) 2.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.45 mph (31.31 km/h) |
| 25 mph (40.23 km/h) | 24.32 mph (39.14 km/h) |
| 30 mph (48.28 km/h) | 29.18 mph (46.96 km/h) |
| 35 mph (56.33 km/h) | 34.05 mph (54.79 km/h) |
| 40 mph (64.37 km/h) | 38.91 mph (62.62 km/h) |
| 45 mph (72.42 km/h) | 43.77 mph (70.44 km/h) |
| 50 mph (80.47 km/h) | 48.64 mph (78.27 km/h) |
| 55 mph (88.51 km/h) | 53.5 mph (86.1 km/h) |
| 60 mph (96.56 km/h) | 58.36 mph (93.93 km/h) |
| 65 mph (104.61 km/h) | 63.23 mph (101.75 km/h) |
| 70 mph (112.65 km/h) | 68.09 mph (109.58 km/h) |
| 75 mph (120.7 km/h) | 72.95 mph (117.41 km/h) |
| 80 mph (128.75 km/h) | 77.82 mph (125.23 km/h) |
| 85 mph (136.79 km/h) | 82.68 mph (133.06 km/h) |
| 90 mph (144.84 km/h) | 87.54 mph (140.89 km/h) |
| 95 mph (152.89 km/h) | 92.41 mph (148.72 km/h) |
| 100 mph (160.93 km/h) | 97.27 mph (156.54 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2285 | 2655 | 2859 | 2986 | 3122 | 3219 | 3326 | 3453 | 3628 | 3803 | 3997 | 4153 | 4435 | 4746 | 4989 | 5145 | 5232 | 5553 | 6001 | 6973 |
Better Fuel Economy Factory Ratios Increased Power
