Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 365/70-22.5 | 325/75-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 42.62 (1082.5) | 41.69 (1059) | -0.93 (-23.5) -2.2% |
| Width inches (mm) | 14.37 (365) | 12.8 (325) | -1.57 (-40) -11% |
| Circum. inches (mm) | 133.89 (3400.77) | 130.98 (3326.95) | -2.91 (-73.83) -2.2% |
| Sidewall Height inches (mm) | 10.06 (255.5) | 9.6 (243.75) | -0.46 (-11.75) -4.6% |
| Revolutions per mile (km) | 473.23 (294.05) | 483.73 (300.58) | 10.5 (6.53) 2.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.57 mph (31.49 km/h) |
| 25 mph (40.23 km/h) | 24.46 mph (39.36 km/h) |
| 30 mph (48.28 km/h) | 29.35 mph (47.23 km/h) |
| 35 mph (56.33 km/h) | 34.24 mph (55.1 km/h) |
| 40 mph (64.37 km/h) | 39.13 mph (62.98 km/h) |
| 45 mph (72.42 km/h) | 44.02 mph (70.85 km/h) |
| 50 mph (80.47 km/h) | 48.91 mph (78.72 km/h) |
| 55 mph (88.51 km/h) | 53.81 mph (86.59 km/h) |
| 60 mph (96.56 km/h) | 58.7 mph (94.46 km/h) |
| 65 mph (104.61 km/h) | 63.59 mph (102.34 km/h) |
| 70 mph (112.65 km/h) | 68.48 mph (110.21 km/h) |
| 75 mph (120.7 km/h) | 73.37 mph (118.08 km/h) |
| 80 mph (128.75 km/h) | 78.26 mph (125.95 km/h) |
| 85 mph (136.79 km/h) | 83.15 mph (133.82 km/h) |
| 90 mph (144.84 km/h) | 88.05 mph (141.7 km/h) |
| 95 mph (152.89 km/h) | 92.94 mph (149.57 km/h) |
| 100 mph (160.93 km/h) | 97.83 mph (157.44 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1231 | 1430 | 1540 | 1608 | 1681 | 1734 | 1791 | 1860 | 1954 | 2048 | 2153 | 2237 | 2389 | 2556 | 2687 | 2771 | 2818 | 2991 | 3232 | 3756 |
Better Fuel Economy Factory Ratios Increased Power
