Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 365/70-22.5 | 345/70-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 42.62 (1082.5) | 41.52 (1054.5) | -1.1 (-28) -2.6% |
| Width inches (mm) | 14.37 (365) | 13.58 (345) | -0.79 (-20) -5.5% |
| Circum. inches (mm) | 133.89 (3400.77) | 130.43 (3312.81) | -3.46 (-87.96) -2.6% |
| Sidewall Height inches (mm) | 10.06 (255.5) | 9.51 (241.5) | -0.55 (-14) -5.5% |
| Revolutions per mile (km) | 473.23 (294.05) | 485.79 (301.86) | 12.57 (7.81) 2.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.48 mph (31.35 km/h) |
| 25 mph (40.23 km/h) | 24.35 mph (39.19 km/h) |
| 30 mph (48.28 km/h) | 29.22 mph (47.03 km/h) |
| 35 mph (56.33 km/h) | 34.09 mph (54.87 km/h) |
| 40 mph (64.37 km/h) | 38.97 mph (62.71 km/h) |
| 45 mph (72.42 km/h) | 43.84 mph (70.55 km/h) |
| 50 mph (80.47 km/h) | 48.71 mph (78.39 km/h) |
| 55 mph (88.51 km/h) | 53.58 mph (86.22 km/h) |
| 60 mph (96.56 km/h) | 58.45 mph (94.06 km/h) |
| 65 mph (104.61 km/h) | 63.32 mph (101.9 km/h) |
| 70 mph (112.65 km/h) | 68.19 mph (109.74 km/h) |
| 75 mph (120.7 km/h) | 73.06 mph (117.58 km/h) |
| 80 mph (128.75 km/h) | 77.93 mph (125.42 km/h) |
| 85 mph (136.79 km/h) | 82.8 mph (133.26 km/h) |
| 90 mph (144.84 km/h) | 87.67 mph (141.09 km/h) |
| 95 mph (152.89 km/h) | 92.54 mph (148.93 km/h) |
| 100 mph (160.93 km/h) | 97.41 mph (156.77 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1236 | 1436 | 1547 | 1615 | 1689 | 1741 | 1799 | 1868 | 1962 | 2057 | 2162 | 2246 | 2399 | 2567 | 2699 | 2783 | 2830 | 3004 | 3246 | 3772 |
Better Fuel Economy Factory Ratios Increased Power
