Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 365/65-22.5 | 385/50-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 41.18 (1046) | 37.66 (956.5) | -3.52 (-89.5) -8.6% |
| Width inches (mm) | 14.37 (365) | 15.16 (385) | 0.79 (20) 5.5% |
| Circum. inches (mm) | 129.37 (3286.11) | 118.3 (3004.93) | -11.07 (-281.17) -8.6% |
| Sidewall Height inches (mm) | 9.34 (237.25) | 7.58 (192.5) | -1.76 (-44.75) -18.9% |
| Revolutions per mile (km) | 489.74 (304.31) | 535.57 (332.79) | 45.83 (28.47) 9.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.29 mph (29.43 km/h) |
| 25 mph (40.23 km/h) | 22.86 mph (36.79 km/h) |
| 30 mph (48.28 km/h) | 27.43 mph (44.15 km/h) |
| 35 mph (56.33 km/h) | 32.01 mph (51.51 km/h) |
| 40 mph (64.37 km/h) | 36.58 mph (58.87 km/h) |
| 45 mph (72.42 km/h) | 41.15 mph (66.22 km/h) |
| 50 mph (80.47 km/h) | 45.72 mph (73.58 km/h) |
| 55 mph (88.51 km/h) | 50.29 mph (80.94 km/h) |
| 60 mph (96.56 km/h) | 54.87 mph (88.3 km/h) |
| 65 mph (104.61 km/h) | 59.44 mph (95.66 km/h) |
| 70 mph (112.65 km/h) | 64.01 mph (103.02 km/h) |
| 75 mph (120.7 km/h) | 68.58 mph (110.37 km/h) |
| 80 mph (128.75 km/h) | 73.15 mph (117.73 km/h) |
| 85 mph (136.79 km/h) | 77.73 mph (125.09 km/h) |
| 90 mph (144.84 km/h) | 82.3 mph (132.45 km/h) |
| 95 mph (152.89 km/h) | 86.87 mph (139.81 km/h) |
| 100 mph (160.93 km/h) | 91.44 mph (147.16 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1363 | 1583 | 1705 | 1780 | 1862 | 1920 | 1983 | 2059 | 2163 | 2268 | 2384 | 2476 | 2645 | 2830 | 2975 | 3068 | 3120 | 3312 | 3578 | 4158 |
Better Fuel Economy Factory Ratios Increased Power
