Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/70-17 | 225/65-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.54 (648.8) | 28.52 (724.3) | 2.97 (75.5) 11.6% |
| Width inches (mm) | 6.1 (155) | 8.86 (225) | 2.76 (70) 45.2% |
| Circum. inches (mm) | 80.25 (2038.27) | 89.58 (2275.46) | 9.34 (237.19) 11.6% |
| Sidewall Height inches (mm) | 4.27 (108.5) | 5.76 (146.25) | 1.49 (37.75) 34.8% |
| Revolutions per mile (km) | 789.57 (490.61) | 707.26 (439.47) | -82.3 (-51.14) -10.4% |
225/65-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.33 mph (35.93 km/h) |
| 25 mph (40.23 km/h) | 27.91 mph (44.92 km/h) |
| 30 mph (48.28 km/h) | 33.49 mph (53.9 km/h) |
| 35 mph (56.33 km/h) | 39.07 mph (62.88 km/h) |
| 40 mph (64.37 km/h) | 44.65 mph (71.86 km/h) |
| 45 mph (72.42 km/h) | 50.24 mph (80.85 km/h) |
| 50 mph (80.47 km/h) | 55.82 mph (89.83 km/h) |
| 55 mph (88.51 km/h) | 61.4 mph (98.81 km/h) |
| 60 mph (96.56 km/h) | 66.98 mph (107.8 km/h) |
| 65 mph (104.61 km/h) | 72.56 mph (116.78 km/h) |
| 70 mph (112.65 km/h) | 78.15 mph (125.76 km/h) |
| 75 mph (120.7 km/h) | 83.73 mph (134.75 km/h) |
| 80 mph (128.75 km/h) | 89.31 mph (143.73 km/h) |
| 85 mph (136.79 km/h) | 94.89 mph (152.71 km/h) |
| 90 mph (144.84 km/h) | 100.47 mph (161.7 km/h) |
| 95 mph (152.89 km/h) | 106.06 mph (170.68 km/h) |
| 100 mph (160.93 km/h) | 111.64 mph (179.66 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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