Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/30-22 | 285/45-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.55 (699.8) | 32.1 (815.3) | 4.55 (115.5) 16.5% |
| Width inches (mm) | 9.25 (235) | 11.22 (285) | 1.97 (50) 21.3% |
| Circum. inches (mm) | 86.55 (2198.49) | 100.84 (2561.34) | 14.29 (362.85) 16.5% |
| Sidewall Height inches (mm) | 2.78 (70.5) | 5.05 (128.25) | 2.27 (57.75) 81.9% |
| Revolutions per mile (km) | 732.02 (454.86) | 628.32 (390.42) | -103.7 (-64.44) -14.2% |
285/45-22 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.3 mph (37.5 km/h) |
| 25 mph (40.23 km/h) | 29.13 mph (46.87 km/h) |
| 30 mph (48.28 km/h) | 34.95 mph (56.25 km/h) |
| 35 mph (56.33 km/h) | 40.78 mph (65.62 km/h) |
| 40 mph (64.37 km/h) | 46.6 mph (75 km/h) |
| 45 mph (72.42 km/h) | 52.43 mph (84.37 km/h) |
| 50 mph (80.47 km/h) | 58.25 mph (93.75 km/h) |
| 55 mph (88.51 km/h) | 64.08 mph (103.12 km/h) |
| 60 mph (96.56 km/h) | 69.9 mph (112.5 km/h) |
| 65 mph (104.61 km/h) | 75.73 mph (121.87 km/h) |
| 70 mph (112.65 km/h) | 81.55 mph (131.25 km/h) |
| 75 mph (120.7 km/h) | 87.38 mph (140.62 km/h) |
| 80 mph (128.75 km/h) | 93.2 mph (150 km/h) |
| 85 mph (136.79 km/h) | 99.03 mph (159.37 km/h) |
| 90 mph (144.84 km/h) | 104.85 mph (168.75 km/h) |
| 95 mph (152.89 km/h) | 110.68 mph (178.12 km/h) |
| 100 mph (160.93 km/h) | 116.5 mph (187.5 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1599 | 1858 | 2000 | 2089 | 2184 | 2252 | 2327 | 2415 | 2538 | 2660 | 2796 | 2905 | 3103 | 3320 | 3490 | 3599 | 3661 | 3885 | 4198 | 4879 |
Better Fuel Economy Factory Ratios Increased Power
