Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 220/70-14 | 225/55-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.13 (663.6) | 24.74 (628.5) | -1.38 (-35.1) -5.3% |
| Width inches (mm) | 8.66 (220) | 8.86 (225) | 0.2 (5) 2.3% |
| Circum. inches (mm) | 82.08 (2084.76) | 77.74 (1974.49) | -4.34 (-110.27) -5.3% |
| Sidewall Height inches (mm) | 6.06 (154) | 4.87 (123.75) | -1.19 (-30.25) -19.6% |
| Revolutions per mile (km) | 771.96 (479.67) | 815.07 (506.46) | 43.11 (26.79) 5.6% |
225/55-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.94 mph (30.48 km/h) |
| 25 mph (40.23 km/h) | 23.68 mph (38.11 km/h) |
| 30 mph (48.28 km/h) | 28.41 mph (45.73 km/h) |
| 35 mph (56.33 km/h) | 33.15 mph (53.35 km/h) |
| 40 mph (64.37 km/h) | 37.88 mph (60.97 km/h) |
| 45 mph (72.42 km/h) | 42.62 mph (68.59 km/h) |
| 50 mph (80.47 km/h) | 47.36 mph (76.21 km/h) |
| 55 mph (88.51 km/h) | 52.09 mph (83.83 km/h) |
| 60 mph (96.56 km/h) | 56.83 mph (91.45 km/h) |
| 65 mph (104.61 km/h) | 61.56 mph (99.07 km/h) |
| 70 mph (112.65 km/h) | 66.3 mph (106.7 km/h) |
| 75 mph (120.7 km/h) | 71.03 mph (114.32 km/h) |
| 80 mph (128.75 km/h) | 75.77 mph (121.94 km/h) |
| 85 mph (136.79 km/h) | 80.5 mph (129.56 km/h) |
| 90 mph (144.84 km/h) | 85.24 mph (137.18 km/h) |
| 95 mph (152.89 km/h) | 89.98 mph (144.8 km/h) |
| 100 mph (160.93 km/h) | 94.71 mph (152.42 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2074 | 2410 | 2595 | 2710 | 2833 | 2922 | 3019 | 3133 | 3292 | 3451 | 3628 | 3769 | 4025 | 4307 | 4528 | 4669 | 4749 | 5040 | 5446 | 6328 |
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