Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 240/40-19 | 225/50-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.56 (674.6) | 25.86 (656.8) | -0.7 (-17.8) -2.6% |
| Width inches (mm) | 9.45 (240) | 8.86 (225) | -0.59 (-15) -6.3% |
| Circum. inches (mm) | 83.44 (2119.32) | 81.24 (2063.4) | -2.2 (-55.92) -2.6% |
| Sidewall Height inches (mm) | 3.78 (96) | 4.43 (112.5) | 0.65 (16.5) 17.2% |
| Revolutions per mile (km) | 759.37 (471.85) | 779.95 (484.64) | 20.58 (12.79) 2.7% |
225/50-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.47 mph (31.34 km/h) |
| 25 mph (40.23 km/h) | 24.34 mph (39.17 km/h) |
| 30 mph (48.28 km/h) | 29.21 mph (47.01 km/h) |
| 35 mph (56.33 km/h) | 34.08 mph (54.84 km/h) |
| 40 mph (64.37 km/h) | 38.94 mph (62.68 km/h) |
| 45 mph (72.42 km/h) | 43.81 mph (70.51 km/h) |
| 50 mph (80.47 km/h) | 48.68 mph (78.34 km/h) |
| 55 mph (88.51 km/h) | 53.55 mph (86.18 km/h) |
| 60 mph (96.56 km/h) | 58.42 mph (94.01 km/h) |
| 65 mph (104.61 km/h) | 63.28 mph (101.85 km/h) |
| 70 mph (112.65 km/h) | 68.15 mph (109.68 km/h) |
| 75 mph (120.7 km/h) | 73.02 mph (117.52 km/h) |
| 80 mph (128.75 km/h) | 77.89 mph (125.35 km/h) |
| 85 mph (136.79 km/h) | 82.76 mph (133.19 km/h) |
| 90 mph (144.84 km/h) | 87.63 mph (141.02 km/h) |
| 95 mph (152.89 km/h) | 92.49 mph (148.85 km/h) |
| 100 mph (160.93 km/h) | 97.36 mph (156.69 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1985 | 2306 | 2483 | 2593 | 2711 | 2796 | 2889 | 2998 | 3150 | 3302 | 3471 | 3606 | 3851 | 4122 | 4333 | 4468 | 4544 | 4823 | 5211 | 6056 |
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