Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 125/85-16 | 205/45-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.37 (618.9) | 24.26 (616.3) | -0.1 (-2.6) -0.4% |
| Width inches (mm) | 4.92 (125) | 8.07 (205) | 3.15 (80) 64% |
| Circum. inches (mm) | 76.55 (1944.33) | 76.23 (1936.16) | -0.32 (-8.17) -0.4% |
| Sidewall Height inches (mm) | 4.18 (106.25) | 3.63 (92.25) | -0.55 (-14) -13.2% |
| Revolutions per mile (km) | 827.71 (514.31) | 831.2 (516.48) | 3.49 (2.17) 0.4% |
205/45-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.92 mph (32.05 km/h) |
| 25 mph (40.23 km/h) | 24.89 mph (40.06 km/h) |
| 30 mph (48.28 km/h) | 29.87 mph (48.08 km/h) |
| 35 mph (56.33 km/h) | 34.85 mph (56.09 km/h) |
| 40 mph (64.37 km/h) | 39.83 mph (64.1 km/h) |
| 45 mph (72.42 km/h) | 44.81 mph (72.12 km/h) |
| 50 mph (80.47 km/h) | 49.79 mph (80.13 km/h) |
| 55 mph (88.51 km/h) | 54.77 mph (88.14 km/h) |
| 60 mph (96.56 km/h) | 59.75 mph (96.16 km/h) |
| 65 mph (104.61 km/h) | 64.73 mph (104.17 km/h) |
| 70 mph (112.65 km/h) | 69.71 mph (112.18 km/h) |
| 75 mph (120.7 km/h) | 74.68 mph (120.19 km/h) |
| 80 mph (128.75 km/h) | 79.66 mph (128.21 km/h) |
| 85 mph (136.79 km/h) | 84.64 mph (136.22 km/h) |
| 90 mph (144.84 km/h) | 89.62 mph (144.23 km/h) |
| 95 mph (152.89 km/h) | 94.6 mph (152.25 km/h) |
| 100 mph (160.93 km/h) | 99.58 mph (160.26 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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