Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 365/65-22.5 | 365/80-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 41.18 (1046) | 42.99 (1092) | 1.81 (46) 4.4% |
| Width inches (mm) | 14.37 (365) | 14.37 (365) | 0 (0) 0% |
| Circum. inches (mm) | 129.37 (3286.11) | 135.06 (3430.62) | 5.69 (144.51) 4.4% |
| Sidewall Height inches (mm) | 9.34 (237.25) | 11.5 (292) | 2.16 (54.75) 23.1% |
| Revolutions per mile (km) | 489.74 (304.31) | 469.11 (291.49) | -20.63 (-12.82) -4.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.88 mph (33.6 km/h) |
| 25 mph (40.23 km/h) | 26.1 mph (42 km/h) |
| 30 mph (48.28 km/h) | 31.32 mph (50.4 km/h) |
| 35 mph (56.33 km/h) | 36.54 mph (58.8 km/h) |
| 40 mph (64.37 km/h) | 41.76 mph (67.2 km/h) |
| 45 mph (72.42 km/h) | 46.98 mph (75.61 km/h) |
| 50 mph (80.47 km/h) | 52.2 mph (84.01 km/h) |
| 55 mph (88.51 km/h) | 57.42 mph (92.41 km/h) |
| 60 mph (96.56 km/h) | 62.64 mph (100.81 km/h) |
| 65 mph (104.61 km/h) | 67.86 mph (109.21 km/h) |
| 70 mph (112.65 km/h) | 73.08 mph (117.61 km/h) |
| 75 mph (120.7 km/h) | 78.3 mph (126.01 km/h) |
| 80 mph (128.75 km/h) | 83.52 mph (134.41 km/h) |
| 85 mph (136.79 km/h) | 88.74 mph (142.81 km/h) |
| 90 mph (144.84 km/h) | 93.96 mph (151.21 km/h) |
| 95 mph (152.89 km/h) | 99.18 mph (159.61 km/h) |
| 100 mph (160.93 km/h) | 104.4 mph (168.01 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1194 | 1387 | 1494 | 1560 | 1631 | 1681 | 1737 | 1803 | 1895 | 1986 | 2088 | 2169 | 2316 | 2479 | 2606 | 2687 | 2733 | 2901 | 3134 | 3642 |
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