Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/55-17 | 225/50-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.04 (712.3) | 25.86 (656.8) | -2.19 (-55.5) -7.8% |
| Width inches (mm) | 10.04 (255) | 8.86 (225) | -1.18 (-30) -11.8% |
| Circum. inches (mm) | 88.1 (2237.76) | 81.24 (2063.4) | -6.86 (-174.36) -7.8% |
| Sidewall Height inches (mm) | 5.52 (140.25) | 4.43 (112.5) | -1.09 (-27.75) -19.8% |
| Revolutions per mile (km) | 719.18 (446.88) | 779.95 (484.64) | 60.77 (37.76) 8.5% |
225/50-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.44 mph (29.68 km/h) |
| 25 mph (40.23 km/h) | 23.05 mph (37.1 km/h) |
| 30 mph (48.28 km/h) | 27.66 mph (44.52 km/h) |
| 35 mph (56.33 km/h) | 32.27 mph (51.94 km/h) |
| 40 mph (64.37 km/h) | 36.88 mph (59.36 km/h) |
| 45 mph (72.42 km/h) | 41.49 mph (66.78 km/h) |
| 50 mph (80.47 km/h) | 46.1 mph (74.2 km/h) |
| 55 mph (88.51 km/h) | 50.71 mph (81.62 km/h) |
| 60 mph (96.56 km/h) | 55.33 mph (89.04 km/h) |
| 65 mph (104.61 km/h) | 59.94 mph (96.46 km/h) |
| 70 mph (112.65 km/h) | 64.55 mph (103.88 km/h) |
| 75 mph (120.7 km/h) | 69.16 mph (111.3 km/h) |
| 80 mph (128.75 km/h) | 73.77 mph (118.72 km/h) |
| 85 mph (136.79 km/h) | 78.38 mph (126.14 km/h) |
| 90 mph (144.84 km/h) | 82.99 mph (133.56 km/h) |
| 95 mph (152.89 km/h) | 87.6 mph (140.98 km/h) |
| 100 mph (160.93 km/h) | 92.21 mph (148.4 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1985 | 2306 | 2483 | 2593 | 2711 | 2796 | 2889 | 2998 | 3150 | 3302 | 3471 | 3606 | 3851 | 4122 | 4333 | 4468 | 4544 | 4823 | 5211 | 6056 |
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