Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 125/90-16 | 225/55-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.86 (631.4) | 26.74 (679.3) | 1.89 (47.9) 7.6% |
| Width inches (mm) | 4.92 (125) | 8.86 (225) | 3.94 (100) 80% |
| Circum. inches (mm) | 78.09 (1983.6) | 84.02 (2134.08) | 5.92 (150.48) 7.6% |
| Sidewall Height inches (mm) | 4.43 (112.5) | 4.87 (123.75) | 0.44 (11.25) 10% |
| Revolutions per mile (km) | 811.32 (504.13) | 754.11 (468.58) | -57.21 (-35.55) -7.1% |
225/55-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.52 mph (34.63 km/h) |
| 25 mph (40.23 km/h) | 26.9 mph (43.29 km/h) |
| 30 mph (48.28 km/h) | 32.28 mph (51.94 km/h) |
| 35 mph (56.33 km/h) | 37.66 mph (60.6 km/h) |
| 40 mph (64.37 km/h) | 43.03 mph (69.26 km/h) |
| 45 mph (72.42 km/h) | 48.41 mph (77.91 km/h) |
| 50 mph (80.47 km/h) | 53.79 mph (86.57 km/h) |
| 55 mph (88.51 km/h) | 59.17 mph (95.23 km/h) |
| 60 mph (96.56 km/h) | 64.55 mph (103.89 km/h) |
| 65 mph (104.61 km/h) | 69.93 mph (112.54 km/h) |
| 70 mph (112.65 km/h) | 75.31 mph (121.2 km/h) |
| 75 mph (120.7 km/h) | 80.69 mph (129.86 km/h) |
| 80 mph (128.75 km/h) | 86.07 mph (138.51 km/h) |
| 85 mph (136.79 km/h) | 91.45 mph (147.17 km/h) |
| 90 mph (144.84 km/h) | 96.83 mph (155.83 km/h) |
| 95 mph (152.89 km/h) | 102.21 mph (164.49 km/h) |
| 100 mph (160.93 km/h) | 107.59 mph (173.14 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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