Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/50-15 | 225/55-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.86 (606) | 24.74 (628.5) | 0.89 (22.5) 3.7% |
| Width inches (mm) | 8.86 (225) | 8.86 (225) | 0 (0) 0% |
| Circum. inches (mm) | 74.95 (1903.81) | 77.74 (1974.49) | 2.78 (70.69) 3.7% |
| Sidewall Height inches (mm) | 4.43 (112.5) | 4.87 (123.75) | 0.44 (11.25) 10% |
| Revolutions per mile (km) | 845.33 (525.26) | 815.07 (506.46) | -30.26 (-18.8) -3.6% |
225/55-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.74 mph (33.38 km/h) |
| 25 mph (40.23 km/h) | 25.93 mph (41.73 km/h) |
| 30 mph (48.28 km/h) | 31.11 mph (50.07 km/h) |
| 35 mph (56.33 km/h) | 36.3 mph (58.42 km/h) |
| 40 mph (64.37 km/h) | 41.49 mph (66.76 km/h) |
| 45 mph (72.42 km/h) | 46.67 mph (75.11 km/h) |
| 50 mph (80.47 km/h) | 51.86 mph (83.46 km/h) |
| 55 mph (88.51 km/h) | 57.04 mph (91.8 km/h) |
| 60 mph (96.56 km/h) | 62.23 mph (100.15 km/h) |
| 65 mph (104.61 km/h) | 67.41 mph (108.49 km/h) |
| 70 mph (112.65 km/h) | 72.6 mph (116.84 km/h) |
| 75 mph (120.7 km/h) | 77.78 mph (125.18 km/h) |
| 80 mph (128.75 km/h) | 82.97 mph (133.53 km/h) |
| 85 mph (136.79 km/h) | 88.16 mph (141.87 km/h) |
| 90 mph (144.84 km/h) | 93.34 mph (150.22 km/h) |
| 95 mph (152.89 km/h) | 98.53 mph (158.56 km/h) |
| 100 mph (160.93 km/h) | 103.71 mph (166.91 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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