Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/40-17 | 225/50-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.72 (627.8) | 25.86 (656.8) | 1.14 (29) 4.6% |
| Width inches (mm) | 9.65 (245) | 8.86 (225) | -0.79 (-20) -8.2% |
| Circum. inches (mm) | 77.65 (1972.29) | 81.24 (2063.4) | 3.59 (91.11) 4.6% |
| Sidewall Height inches (mm) | 3.86 (98) | 4.43 (112.5) | 0.57 (14.5) 14.8% |
| Revolutions per mile (km) | 815.98 (507.02) | 779.95 (484.64) | -36.03 (-22.39) -4.4% |
225/50-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.92 mph (33.67 km/h) |
| 25 mph (40.23 km/h) | 26.15 mph (42.09 km/h) |
| 30 mph (48.28 km/h) | 31.39 mph (50.51 km/h) |
| 35 mph (56.33 km/h) | 36.62 mph (58.93 km/h) |
| 40 mph (64.37 km/h) | 41.85 mph (67.35 km/h) |
| 45 mph (72.42 km/h) | 47.08 mph (75.77 km/h) |
| 50 mph (80.47 km/h) | 52.31 mph (84.18 km/h) |
| 55 mph (88.51 km/h) | 57.54 mph (92.6 km/h) |
| 60 mph (96.56 km/h) | 62.77 mph (101.02 km/h) |
| 65 mph (104.61 km/h) | 68 mph (109.44 km/h) |
| 70 mph (112.65 km/h) | 73.23 mph (117.86 km/h) |
| 75 mph (120.7 km/h) | 78.46 mph (126.28 km/h) |
| 80 mph (128.75 km/h) | 83.7 mph (134.7 km/h) |
| 85 mph (136.79 km/h) | 88.93 mph (143.11 km/h) |
| 90 mph (144.84 km/h) | 94.16 mph (151.53 km/h) |
| 95 mph (152.89 km/h) | 99.39 mph (159.95 km/h) |
| 100 mph (160.93 km/h) | 104.62 mph (168.37 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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