Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 125/80-16 | 225/50-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.87 (606.4) | 25.86 (656.8) | 1.98 (50.4) 8.3% |
| Width inches (mm) | 4.92 (125) | 8.86 (225) | 3.94 (100) 80% |
| Circum. inches (mm) | 75 (1905.06) | 81.24 (2063.4) | 6.23 (158.34) 8.3% |
| Sidewall Height inches (mm) | 3.94 (100) | 4.43 (112.5) | 0.49 (12.5) 12.5% |
| Revolutions per mile (km) | 844.77 (524.92) | 779.95 (484.64) | -64.82 (-40.28) -7.7% |
225/50-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.66 mph (34.86 km/h) |
| 25 mph (40.23 km/h) | 27.08 mph (43.58 km/h) |
| 30 mph (48.28 km/h) | 32.49 mph (52.29 km/h) |
| 35 mph (56.33 km/h) | 37.91 mph (61.01 km/h) |
| 40 mph (64.37 km/h) | 43.32 mph (69.72 km/h) |
| 45 mph (72.42 km/h) | 48.74 mph (78.44 km/h) |
| 50 mph (80.47 km/h) | 54.16 mph (87.16 km/h) |
| 55 mph (88.51 km/h) | 59.57 mph (95.87 km/h) |
| 60 mph (96.56 km/h) | 64.99 mph (104.59 km/h) |
| 65 mph (104.61 km/h) | 70.4 mph (113.3 km/h) |
| 70 mph (112.65 km/h) | 75.82 mph (122.02 km/h) |
| 75 mph (120.7 km/h) | 81.23 mph (130.73 km/h) |
| 80 mph (128.75 km/h) | 86.65 mph (139.45 km/h) |
| 85 mph (136.79 km/h) | 92.06 mph (148.16 km/h) |
| 90 mph (144.84 km/h) | 97.48 mph (156.88 km/h) |
| 95 mph (152.89 km/h) | 102.9 mph (165.6 km/h) |
| 100 mph (160.93 km/h) | 108.31 mph (174.31 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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