Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/55-16 | 205/45-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.01 (609.9) | 24.26 (616.3) | 0.25 (6.4) 1% |
| Width inches (mm) | 7.28 (185) | 8.07 (205) | 0.79 (20) 10.8% |
| Circum. inches (mm) | 75.44 (1916.06) | 76.23 (1936.16) | 0.79 (20.11) 1% |
| Sidewall Height inches (mm) | 4.01 (101.75) | 3.63 (92.25) | -0.37 (-9.5) -9.3% |
| Revolutions per mile (km) | 839.92 (521.9) | 831.2 (516.48) | -8.72 (-5.42) -1% |
205/45-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.21 mph (32.52 km/h) |
| 25 mph (40.23 km/h) | 25.26 mph (40.66 km/h) |
| 30 mph (48.28 km/h) | 30.31 mph (48.79 km/h) |
| 35 mph (56.33 km/h) | 35.37 mph (56.92 km/h) |
| 40 mph (64.37 km/h) | 40.42 mph (65.05 km/h) |
| 45 mph (72.42 km/h) | 45.47 mph (73.18 km/h) |
| 50 mph (80.47 km/h) | 50.52 mph (81.31 km/h) |
| 55 mph (88.51 km/h) | 55.58 mph (89.44 km/h) |
| 60 mph (96.56 km/h) | 60.63 mph (97.57 km/h) |
| 65 mph (104.61 km/h) | 65.68 mph (105.71 km/h) |
| 70 mph (112.65 km/h) | 70.73 mph (113.84 km/h) |
| 75 mph (120.7 km/h) | 75.79 mph (121.97 km/h) |
| 80 mph (128.75 km/h) | 80.84 mph (130.1 km/h) |
| 85 mph (136.79 km/h) | 85.89 mph (138.23 km/h) |
| 90 mph (144.84 km/h) | 90.94 mph (146.36 km/h) |
| 95 mph (152.89 km/h) | 96 mph (154.49 km/h) |
| 100 mph (160.93 km/h) | 101.05 mph (162.62 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 |
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