Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 125/85-16 | 225/50-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.37 (618.9) | 25.86 (656.8) | 1.49 (37.9) 6.1% |
| Width inches (mm) | 4.92 (125) | 8.86 (225) | 3.94 (100) 80% |
| Circum. inches (mm) | 76.55 (1944.33) | 81.24 (2063.4) | 4.69 (119.07) 6.1% |
| Sidewall Height inches (mm) | 4.18 (106.25) | 4.43 (112.5) | 0.25 (6.25) 5.9% |
| Revolutions per mile (km) | 827.71 (514.31) | 779.95 (484.64) | -47.76 (-29.68) -5.8% |
225/50-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.22 mph (34.16 km/h) |
| 25 mph (40.23 km/h) | 26.53 mph (42.7 km/h) |
| 30 mph (48.28 km/h) | 31.84 mph (51.24 km/h) |
| 35 mph (56.33 km/h) | 37.14 mph (59.78 km/h) |
| 40 mph (64.37 km/h) | 42.45 mph (68.32 km/h) |
| 45 mph (72.42 km/h) | 47.76 mph (76.86 km/h) |
| 50 mph (80.47 km/h) | 53.06 mph (85.39 km/h) |
| 55 mph (88.51 km/h) | 58.37 mph (93.93 km/h) |
| 60 mph (96.56 km/h) | 63.67 mph (102.47 km/h) |
| 65 mph (104.61 km/h) | 68.98 mph (111.01 km/h) |
| 70 mph (112.65 km/h) | 74.29 mph (119.55 km/h) |
| 75 mph (120.7 km/h) | 79.59 mph (128.09 km/h) |
| 80 mph (128.75 km/h) | 84.9 mph (136.63 km/h) |
| 85 mph (136.79 km/h) | 90.21 mph (145.17 km/h) |
| 90 mph (144.84 km/h) | 95.51 mph (153.71 km/h) |
| 95 mph (152.89 km/h) | 100.82 mph (162.25 km/h) |
| 100 mph (160.93 km/h) | 106.12 mph (170.79 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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