Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 385/65-22.5 | 385/55-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 42.2 (1072) | 39.17 (995) | -3.03 (-77) -7.2% |
| Width inches (mm) | 15.16 (385) | 15.16 (385) | 0 (0) 0% |
| Circum. inches (mm) | 132.59 (3367.79) | 123.07 (3125.88) | -9.52 (-241.9) -7.2% |
| Sidewall Height inches (mm) | 9.85 (250.25) | 8.34 (211.75) | -1.52 (-38.5) -15.4% |
| Revolutions per mile (km) | 477.86 (296.93) | 514.84 (319.91) | 36.98 (22.98) 7.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.56 mph (29.88 km/h) |
| 25 mph (40.23 km/h) | 23.2 mph (37.34 km/h) |
| 30 mph (48.28 km/h) | 27.85 mph (44.81 km/h) |
| 35 mph (56.33 km/h) | 32.49 mph (52.28 km/h) |
| 40 mph (64.37 km/h) | 37.13 mph (59.75 km/h) |
| 45 mph (72.42 km/h) | 41.77 mph (67.22 km/h) |
| 50 mph (80.47 km/h) | 46.41 mph (74.69 km/h) |
| 55 mph (88.51 km/h) | 51.05 mph (82.16 km/h) |
| 60 mph (96.56 km/h) | 55.69 mph (89.63 km/h) |
| 65 mph (104.61 km/h) | 60.33 mph (97.09 km/h) |
| 70 mph (112.65 km/h) | 64.97 mph (104.56 km/h) |
| 75 mph (120.7 km/h) | 69.61 mph (112.03 km/h) |
| 80 mph (128.75 km/h) | 74.25 mph (119.5 km/h) |
| 85 mph (136.79 km/h) | 78.89 mph (126.97 km/h) |
| 90 mph (144.84 km/h) | 83.54 mph (134.44 km/h) |
| 95 mph (152.89 km/h) | 88.18 mph (141.91 km/h) |
| 100 mph (160.93 km/h) | 92.82 mph (149.38 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1310 | 1522 | 1639 | 1712 | 1790 | 1845 | 1907 | 1979 | 2080 | 2180 | 2291 | 2381 | 2542 | 2721 | 2860 | 2949 | 2999 | 3183 | 3440 | 3997 |
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