Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 205/40-17 | 225/55-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.46 (595.8) | 26.74 (679.3) | 3.29 (83.5) 14% |
| Width inches (mm) | 8.07 (205) | 8.86 (225) | 0.79 (20) 9.8% |
| Circum. inches (mm) | 73.69 (1871.76) | 84.02 (2134.08) | 10.33 (262.32) 14% |
| Sidewall Height inches (mm) | 3.23 (82) | 4.87 (123.75) | 1.64 (41.75) 50.9% |
| Revolutions per mile (km) | 859.8 (534.26) | 754.11 (468.58) | -105.69 (-65.67) -12.3% |
225/55-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.8 mph (36.7 km/h) |
| 25 mph (40.23 km/h) | 28.5 mph (45.87 km/h) |
| 30 mph (48.28 km/h) | 34.2 mph (55.05 km/h) |
| 35 mph (56.33 km/h) | 39.91 mph (64.22 km/h) |
| 40 mph (64.37 km/h) | 45.61 mph (73.4 km/h) |
| 45 mph (72.42 km/h) | 51.31 mph (82.57 km/h) |
| 50 mph (80.47 km/h) | 57.01 mph (91.74 km/h) |
| 55 mph (88.51 km/h) | 62.71 mph (100.92 km/h) |
| 60 mph (96.56 km/h) | 68.41 mph (110.09 km/h) |
| 65 mph (104.61 km/h) | 74.11 mph (119.27 km/h) |
| 70 mph (112.65 km/h) | 79.81 mph (128.44 km/h) |
| 75 mph (120.7 km/h) | 85.51 mph (137.62 km/h) |
| 80 mph (128.75 km/h) | 91.21 mph (146.79 km/h) |
| 85 mph (136.79 km/h) | 96.91 mph (155.97 km/h) |
| 90 mph (144.84 km/h) | 102.61 mph (165.14 km/h) |
| 95 mph (152.89 km/h) | 108.31 mph (174.31 km/h) |
| 100 mph (160.93 km/h) | 114.01 mph (183.49 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1919 | 2229 | 2401 | 2507 | 2621 | 2703 | 2793 | 2899 | 3046 | 3193 | 3356 | 3487 | 3724 | 3985 | 4189 | 4320 | 4393 | 4663 | 5039 | 5855 |
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