Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 195/65-15 | 225/65-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.98 (634.5) | 28.52 (724.3) | 3.54 (89.8) 14.2% |
| Width inches (mm) | 7.68 (195) | 8.86 (225) | 1.18 (30) 15.4% |
| Circum. inches (mm) | 78.48 (1993.34) | 89.58 (2275.46) | 11.11 (282.12) 14.2% |
| Sidewall Height inches (mm) | 4.99 (126.75) | 5.76 (146.25) | 0.77 (19.5) 15.4% |
| Revolutions per mile (km) | 807.36 (501.67) | 707.26 (439.47) | -100.1 (-62.2) -12.4% |
225/65-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.83 mph (36.74 km/h) |
| 25 mph (40.23 km/h) | 28.54 mph (45.93 km/h) |
| 30 mph (48.28 km/h) | 34.25 mph (55.11 km/h) |
| 35 mph (56.33 km/h) | 39.95 mph (64.3 km/h) |
| 40 mph (64.37 km/h) | 45.66 mph (73.48 km/h) |
| 45 mph (72.42 km/h) | 51.37 mph (82.67 km/h) |
| 50 mph (80.47 km/h) | 57.08 mph (91.86 km/h) |
| 55 mph (88.51 km/h) | 62.78 mph (101.04 km/h) |
| 60 mph (96.56 km/h) | 68.49 mph (110.23 km/h) |
| 65 mph (104.61 km/h) | 74.2 mph (119.41 km/h) |
| 70 mph (112.65 km/h) | 79.91 mph (128.6 km/h) |
| 75 mph (120.7 km/h) | 85.61 mph (137.78 km/h) |
| 80 mph (128.75 km/h) | 91.32 mph (146.97 km/h) |
| 85 mph (136.79 km/h) | 97.03 mph (156.15 km/h) |
| 90 mph (144.84 km/h) | 102.74 mph (165.34 km/h) |
| 95 mph (152.89 km/h) | 108.45 mph (174.53 km/h) |
| 100 mph (160.93 km/h) | 114.15 mph (183.71 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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