Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/60-18 | 225/65-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.63 (727.2) | 28.52 (724.3) | -0.11 (-2.9) -0.4% |
| Width inches (mm) | 8.86 (225) | 8.86 (225) | 0 (0) 0% |
| Circum. inches (mm) | 89.94 (2284.57) | 89.58 (2275.46) | -0.36 (-9.11) -0.4% |
| Sidewall Height inches (mm) | 5.31 (135) | 5.76 (146.25) | 0.44 (11.25) 8.3% |
| Revolutions per mile (km) | 704.44 (437.72) | 707.26 (439.47) | 2.82 (1.75) 0.4% |
225/65-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.92 mph (32.06 km/h) |
| 25 mph (40.23 km/h) | 24.9 mph (40.07 km/h) |
| 30 mph (48.28 km/h) | 29.88 mph (48.09 km/h) |
| 35 mph (56.33 km/h) | 34.86 mph (56.1 km/h) |
| 40 mph (64.37 km/h) | 39.84 mph (64.12 km/h) |
| 45 mph (72.42 km/h) | 44.82 mph (72.13 km/h) |
| 50 mph (80.47 km/h) | 49.8 mph (80.15 km/h) |
| 55 mph (88.51 km/h) | 54.78 mph (88.16 km/h) |
| 60 mph (96.56 km/h) | 59.76 mph (96.18 km/h) |
| 65 mph (104.61 km/h) | 64.74 mph (104.19 km/h) |
| 70 mph (112.65 km/h) | 69.72 mph (112.21 km/h) |
| 75 mph (120.7 km/h) | 74.7 mph (120.22 km/h) |
| 80 mph (128.75 km/h) | 79.68 mph (128.23 km/h) |
| 85 mph (136.79 km/h) | 84.66 mph (136.25 km/h) |
| 90 mph (144.84 km/h) | 89.64 mph (144.26 km/h) |
| 95 mph (152.89 km/h) | 94.62 mph (152.28 km/h) |
| 100 mph (160.93 km/h) | 99.6 mph (160.29 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1800 | 2091 | 2252 | 2351 | 2459 | 2535 | 2619 | 2719 | 2857 | 2995 | 3148 | 3270 | 3492 | 3738 | 3929 | 4052 | 4121 | 4373 | 4726 | 5491 |
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