Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 365/65-22.5 | 385/65-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 41.18 (1046) | 42.2 (1072) | 1.02 (26) 2.5% |
| Width inches (mm) | 14.37 (365) | 15.16 (385) | 0.79 (20) 5.5% |
| Circum. inches (mm) | 129.37 (3286.11) | 132.59 (3367.79) | 3.22 (81.68) 2.5% |
| Sidewall Height inches (mm) | 9.34 (237.25) | 9.85 (250.25) | 0.51 (13) 5.5% |
| Revolutions per mile (km) | 489.74 (304.31) | 477.86 (296.93) | -11.88 (-7.38) -2.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.5 mph (32.99 km/h) |
| 25 mph (40.23 km/h) | 25.62 mph (41.23 km/h) |
| 30 mph (48.28 km/h) | 30.75 mph (49.48 km/h) |
| 35 mph (56.33 km/h) | 35.87 mph (57.73 km/h) |
| 40 mph (64.37 km/h) | 40.99 mph (65.97 km/h) |
| 45 mph (72.42 km/h) | 46.12 mph (74.22 km/h) |
| 50 mph (80.47 km/h) | 51.24 mph (82.47 km/h) |
| 55 mph (88.51 km/h) | 56.37 mph (90.71 km/h) |
| 60 mph (96.56 km/h) | 61.49 mph (98.96 km/h) |
| 65 mph (104.61 km/h) | 66.62 mph (107.21 km/h) |
| 70 mph (112.65 km/h) | 71.74 mph (115.45 km/h) |
| 75 mph (120.7 km/h) | 76.86 mph (123.7 km/h) |
| 80 mph (128.75 km/h) | 81.99 mph (131.95 km/h) |
| 85 mph (136.79 km/h) | 87.11 mph (140.19 km/h) |
| 90 mph (144.84 km/h) | 92.24 mph (148.44 km/h) |
| 95 mph (152.89 km/h) | 97.36 mph (156.69 km/h) |
| 100 mph (160.93 km/h) | 102.49 mph (164.93 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1216 | 1413 | 1521 | 1589 | 1661 | 1713 | 1770 | 1837 | 1930 | 2023 | 2127 | 2210 | 2360 | 2525 | 2655 | 2737 | 2784 | 2955 | 3193 | 3710 |
Better Fuel Economy Factory Ratios Increased Power
