Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 295/25-21 | 225/55-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.81 (680.9) | 26.74 (679.3) | -0.06 (-1.6) -0.2% |
| Width inches (mm) | 11.61 (295) | 8.86 (225) | -2.76 (-70) -23.7% |
| Circum. inches (mm) | 84.22 (2139.11) | 84.02 (2134.08) | -0.2 (-5.03) -0.2% |
| Sidewall Height inches (mm) | 2.9 (73.75) | 4.87 (123.75) | 1.97 (50) 67.8% |
| Revolutions per mile (km) | 752.34 (467.48) | 754.11 (468.58) | 1.77 (1.1) 0.2% |
225/55-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.95 mph (32.11 km/h) |
| 25 mph (40.23 km/h) | 24.94 mph (40.14 km/h) |
| 30 mph (48.28 km/h) | 29.93 mph (48.17 km/h) |
| 35 mph (56.33 km/h) | 34.92 mph (56.19 km/h) |
| 40 mph (64.37 km/h) | 39.91 mph (64.22 km/h) |
| 45 mph (72.42 km/h) | 44.89 mph (72.25 km/h) |
| 50 mph (80.47 km/h) | 49.88 mph (80.28 km/h) |
| 55 mph (88.51 km/h) | 54.87 mph (88.31 km/h) |
| 60 mph (96.56 km/h) | 59.86 mph (96.33 km/h) |
| 65 mph (104.61 km/h) | 64.85 mph (104.36 km/h) |
| 70 mph (112.65 km/h) | 69.84 mph (112.39 km/h) |
| 75 mph (120.7 km/h) | 74.82 mph (120.42 km/h) |
| 80 mph (128.75 km/h) | 79.81 mph (128.45 km/h) |
| 85 mph (136.79 km/h) | 84.8 mph (136.47 km/h) |
| 90 mph (144.84 km/h) | 89.79 mph (144.5 km/h) |
| 95 mph (152.89 km/h) | 94.78 mph (152.53 km/h) |
| 100 mph (160.93 km/h) | 99.77 mph (160.56 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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