Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 215/70-17 | 225/55-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.85 (732.8) | 26.74 (679.3) | -2.11 (-53.5) -7.3% |
| Width inches (mm) | 8.46 (215) | 8.86 (225) | 0.39 (10) 4.7% |
| Circum. inches (mm) | 90.64 (2302.16) | 84.02 (2134.08) | -6.62 (-168.08) -7.3% |
| Sidewall Height inches (mm) | 5.93 (150.5) | 4.87 (123.75) | -1.05 (-26.75) -17.8% |
| Revolutions per mile (km) | 699.06 (434.37) | 754.11 (468.58) | 55.06 (34.21) 7.9% |
225/55-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.54 mph (29.84 km/h) |
| 25 mph (40.23 km/h) | 23.17 mph (37.3 km/h) |
| 30 mph (48.28 km/h) | 27.81 mph (44.76 km/h) |
| 35 mph (56.33 km/h) | 32.44 mph (52.21 km/h) |
| 40 mph (64.37 km/h) | 37.08 mph (59.67 km/h) |
| 45 mph (72.42 km/h) | 41.71 mph (67.13 km/h) |
| 50 mph (80.47 km/h) | 46.35 mph (74.59 km/h) |
| 55 mph (88.51 km/h) | 50.98 mph (82.05 km/h) |
| 60 mph (96.56 km/h) | 55.62 mph (89.51 km/h) |
| 65 mph (104.61 km/h) | 60.25 mph (96.97 km/h) |
| 70 mph (112.65 km/h) | 64.89 mph (104.43 km/h) |
| 75 mph (120.7 km/h) | 69.52 mph (111.89 km/h) |
| 80 mph (128.75 km/h) | 74.16 mph (119.35 km/h) |
| 85 mph (136.79 km/h) | 78.79 mph (126.81 km/h) |
| 90 mph (144.84 km/h) | 83.43 mph (134.27 km/h) |
| 95 mph (152.89 km/h) | 88.06 mph (141.73 km/h) |
| 100 mph (160.93 km/h) | 92.7 mph (149.19 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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