Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 220/60-16 | 225/60-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.39 (670.4) | 28.63 (727.2) | 2.24 (56.8) 8.5% |
| Width inches (mm) | 8.66 (220) | 8.86 (225) | 0.2 (5) 2.3% |
| Circum. inches (mm) | 82.92 (2106.12) | 89.94 (2284.57) | 7.03 (178.44) 8.5% |
| Sidewall Height inches (mm) | 5.2 (132) | 5.31 (135) | 0.12 (3) 2.3% |
| Revolutions per mile (km) | 764.13 (474.81) | 704.44 (437.72) | -59.68 (-37.09) -7.8% |
225/60-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.69 mph (34.91 km/h) |
| 25 mph (40.23 km/h) | 27.12 mph (43.64 km/h) |
| 30 mph (48.28 km/h) | 32.54 mph (52.37 km/h) |
| 35 mph (56.33 km/h) | 37.97 mph (61.1 km/h) |
| 40 mph (64.37 km/h) | 43.39 mph (69.83 km/h) |
| 45 mph (72.42 km/h) | 48.81 mph (78.56 km/h) |
| 50 mph (80.47 km/h) | 54.24 mph (87.28 km/h) |
| 55 mph (88.51 km/h) | 59.66 mph (96.01 km/h) |
| 60 mph (96.56 km/h) | 65.08 mph (104.74 km/h) |
| 65 mph (104.61 km/h) | 70.51 mph (113.47 km/h) |
| 70 mph (112.65 km/h) | 75.93 mph (122.2 km/h) |
| 75 mph (120.7 km/h) | 81.35 mph (130.93 km/h) |
| 80 mph (128.75 km/h) | 86.78 mph (139.66 km/h) |
| 85 mph (136.79 km/h) | 92.2 mph (148.38 km/h) |
| 90 mph (144.84 km/h) | 97.63 mph (157.11 km/h) |
| 95 mph (152.89 km/h) | 103.05 mph (165.84 km/h) |
| 100 mph (160.93 km/h) | 108.47 mph (174.57 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1793 | 2083 | 2243 | 2342 | 2449 | 2525 | 2609 | 2708 | 2845 | 2983 | 3135 | 3257 | 3479 | 3723 | 3913 | 4035 | 4104 | 4356 | 4707 | 5470 |
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