Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 190/55-15 | 205/45-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.23 (590) | 24.26 (616.3) | 1.04 (26.3) 4.5% |
| Width inches (mm) | 7.48 (190) | 8.07 (205) | 0.59 (15) 7.9% |
| Circum. inches (mm) | 72.97 (1853.54) | 76.23 (1936.16) | 3.25 (82.62) 4.5% |
| Sidewall Height inches (mm) | 4.11 (104.5) | 3.63 (92.25) | -0.48 (-12.25) -11.7% |
| Revolutions per mile (km) | 868.25 (539.51) | 831.2 (516.48) | -37.05 (-23.02) -4.3% |
205/45-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.89 mph (33.62 km/h) |
| 25 mph (40.23 km/h) | 26.11 mph (42.03 km/h) |
| 30 mph (48.28 km/h) | 31.34 mph (50.43 km/h) |
| 35 mph (56.33 km/h) | 36.56 mph (58.84 km/h) |
| 40 mph (64.37 km/h) | 41.78 mph (67.24 km/h) |
| 45 mph (72.42 km/h) | 47.01 mph (75.65 km/h) |
| 50 mph (80.47 km/h) | 52.23 mph (84.05 km/h) |
| 55 mph (88.51 km/h) | 57.45 mph (92.46 km/h) |
| 60 mph (96.56 km/h) | 62.67 mph (100.87 km/h) |
| 65 mph (104.61 km/h) | 67.9 mph (109.27 km/h) |
| 70 mph (112.65 km/h) | 73.12 mph (117.68 km/h) |
| 75 mph (120.7 km/h) | 78.34 mph (126.08 km/h) |
| 80 mph (128.75 km/h) | 83.57 mph (134.49 km/h) |
| 85 mph (136.79 km/h) | 88.79 mph (142.89 km/h) |
| 90 mph (144.84 km/h) | 94.01 mph (151.3 km/h) |
| 95 mph (152.89 km/h) | 99.23 mph (159.7 km/h) |
| 100 mph (160.93 km/h) | 104.46 mph (168.11 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2115 | 2457 | 2646 | 2763 | 2889 | 2979 | 3078 | 3195 | 3357 | 3519 | 3699 | 3843 | 4104 | 4393 | 4618 | 4762 | 4843 | 5140 | 5554 | 6454 |
Better Fuel Economy Factory Ratios Increased Power
