Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 285/25-22 | 305/20-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.61 (701.3) | 26.8 (680.8) | -0.81 (-20.5) -2.9% |
| Width inches (mm) | 11.22 (285) | 12.01 (305) | 0.79 (20) 7% |
| Circum. inches (mm) | 86.74 (2203.2) | 84.2 (2138.8) | -2.54 (-64.4) -2.9% |
| Sidewall Height inches (mm) | 2.81 (71.25) | 2.4 (61) | -0.4 (-10.25) -14.4% |
| Revolutions per mile (km) | 730.46 (453.88) | 752.45 (467.55) | 22 (13.67) 3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.42 mph (31.25 km/h) |
| 25 mph (40.23 km/h) | 24.27 mph (39.06 km/h) |
| 30 mph (48.28 km/h) | 29.12 mph (46.87 km/h) |
| 35 mph (56.33 km/h) | 33.98 mph (54.68 km/h) |
| 40 mph (64.37 km/h) | 38.83 mph (62.49 km/h) |
| 45 mph (72.42 km/h) | 43.68 mph (70.3 km/h) |
| 50 mph (80.47 km/h) | 48.54 mph (78.12 km/h) |
| 55 mph (88.51 km/h) | 53.39 mph (85.93 km/h) |
| 60 mph (96.56 km/h) | 58.25 mph (93.74 km/h) |
| 65 mph (104.61 km/h) | 63.1 mph (101.55 km/h) |
| 70 mph (112.65 km/h) | 67.95 mph (109.36 km/h) |
| 75 mph (120.7 km/h) | 72.81 mph (117.17 km/h) |
| 80 mph (128.75 km/h) | 77.66 mph (124.98 km/h) |
| 85 mph (136.79 km/h) | 82.52 mph (132.8 km/h) |
| 90 mph (144.84 km/h) | 87.37 mph (140.61 km/h) |
| 95 mph (152.89 km/h) | 92.22 mph (148.42 km/h) |
| 100 mph (160.93 km/h) | 97.08 mph (156.23 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1915 | 2224 | 2396 | 2502 | 2616 | 2697 | 2787 | 2893 | 3039 | 3186 | 3349 | 3479 | 3716 | 3976 | 4180 | 4310 | 4384 | 4653 | 5027 | 5842 |
Better Fuel Economy Factory Ratios Increased Power
