Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/55-17 | 225/55-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.04 (712.3) | 26.74 (679.3) | -1.3 (-33) -4.6% |
| Width inches (mm) | 10.04 (255) | 8.86 (225) | -1.18 (-30) -11.8% |
| Circum. inches (mm) | 88.1 (2237.76) | 84.02 (2134.08) | -4.08 (-103.67) -4.6% |
| Sidewall Height inches (mm) | 5.52 (140.25) | 4.87 (123.75) | -0.65 (-16.5) -11.8% |
| Revolutions per mile (km) | 719.18 (446.88) | 754.11 (468.58) | 34.94 (21.71) 4.9% |
225/55-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.07 mph (30.7 km/h) |
| 25 mph (40.23 km/h) | 23.84 mph (38.37 km/h) |
| 30 mph (48.28 km/h) | 28.61 mph (46.04 km/h) |
| 35 mph (56.33 km/h) | 33.38 mph (53.72 km/h) |
| 40 mph (64.37 km/h) | 38.15 mph (61.39 km/h) |
| 45 mph (72.42 km/h) | 42.92 mph (69.07 km/h) |
| 50 mph (80.47 km/h) | 47.68 mph (76.74 km/h) |
| 55 mph (88.51 km/h) | 52.45 mph (84.41 km/h) |
| 60 mph (96.56 km/h) | 57.22 mph (92.09 km/h) |
| 65 mph (104.61 km/h) | 61.99 mph (99.76 km/h) |
| 70 mph (112.65 km/h) | 66.76 mph (107.44 km/h) |
| 75 mph (120.7 km/h) | 71.53 mph (115.11 km/h) |
| 80 mph (128.75 km/h) | 76.29 mph (122.78 km/h) |
| 85 mph (136.79 km/h) | 81.06 mph (130.46 km/h) |
| 90 mph (144.84 km/h) | 85.83 mph (138.13 km/h) |
| 95 mph (152.89 km/h) | 90.6 mph (145.8 km/h) |
| 100 mph (160.93 km/h) | 95.37 mph (153.48 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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