Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/75-17 | 225/65-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 31.47 (799.3) | 28.52 (724.3) | -2.95 (-75) -9.4% |
| Width inches (mm) | 9.65 (245) | 8.86 (225) | -0.79 (-20) -8.2% |
| Circum. inches (mm) | 98.86 (2511.08) | 89.58 (2275.46) | -9.28 (-235.62) -9.4% |
| Sidewall Height inches (mm) | 7.23 (183.75) | 5.76 (146.25) | -1.48 (-37.5) -20.4% |
| Revolutions per mile (km) | 640.9 (398.24) | 707.26 (439.47) | 66.36 (41.24) 10.4% |
225/65-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.12 mph (29.17 km/h) |
| 25 mph (40.23 km/h) | 22.65 mph (36.46 km/h) |
| 30 mph (48.28 km/h) | 27.19 mph (43.75 km/h) |
| 35 mph (56.33 km/h) | 31.72 mph (51.04 km/h) |
| 40 mph (64.37 km/h) | 36.25 mph (58.33 km/h) |
| 45 mph (72.42 km/h) | 40.78 mph (65.63 km/h) |
| 50 mph (80.47 km/h) | 45.31 mph (72.92 km/h) |
| 55 mph (88.51 km/h) | 49.84 mph (80.21 km/h) |
| 60 mph (96.56 km/h) | 54.37 mph (87.5 km/h) |
| 65 mph (104.61 km/h) | 58.9 mph (94.79 km/h) |
| 70 mph (112.65 km/h) | 63.43 mph (102.08 km/h) |
| 75 mph (120.7 km/h) | 67.96 mph (109.38 km/h) |
| 80 mph (128.75 km/h) | 72.49 mph (116.67 km/h) |
| 85 mph (136.79 km/h) | 77.02 mph (123.96 km/h) |
| 90 mph (144.84 km/h) | 81.56 mph (131.25 km/h) |
| 95 mph (152.89 km/h) | 86.09 mph (138.54 km/h) |
| 100 mph (160.93 km/h) | 90.62 mph (145.83 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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