Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 33/12.5-22 | 325/55-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.02 (838.64) | 36.07 (916.3) | 3.06 (77.66) 9.3% |
| Width inches (mm) | 12.52 (318) | 12.8 (325) | 0.28 (7) 2.2% |
| Circum. inches (mm) | 103.73 (2634.67) | 113.33 (2878.64) | 9.61 (243.98) 9.3% |
| Sidewall Height inches (mm) | 5.51 (139.92) | 7.04 (178.75) | 1.53 (38.83) 27.8% |
| Revolutions per mile (km) | 610.83 (379.55) | 559.06 (347.39) | -51.77 (-32.17) -8.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.85 mph (35.17 km/h) |
| 25 mph (40.23 km/h) | 27.32 mph (43.96 km/h) |
| 30 mph (48.28 km/h) | 32.78 mph (52.75 km/h) |
| 35 mph (56.33 km/h) | 38.24 mph (61.54 km/h) |
| 40 mph (64.37 km/h) | 43.7 mph (70.34 km/h) |
| 45 mph (72.42 km/h) | 49.17 mph (79.13 km/h) |
| 50 mph (80.47 km/h) | 54.63 mph (87.92 km/h) |
| 55 mph (88.51 km/h) | 60.09 mph (96.71 km/h) |
| 60 mph (96.56 km/h) | 65.56 mph (105.5 km/h) |
| 65 mph (104.61 km/h) | 71.02 mph (114.29 km/h) |
| 70 mph (112.65 km/h) | 76.48 mph (123.09 km/h) |
| 75 mph (120.7 km/h) | 81.95 mph (131.88 km/h) |
| 80 mph (128.75 km/h) | 87.41 mph (140.67 km/h) |
| 85 mph (136.79 km/h) | 92.87 mph (149.46 km/h) |
| 90 mph (144.84 km/h) | 98.33 mph (158.25 km/h) |
| 95 mph (152.89 km/h) | 103.8 mph (167.05 km/h) |
| 100 mph (160.93 km/h) | 109.26 mph (175.84 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1423 | 1653 | 1780 | 1859 | 1943 | 2004 | 2070 | 2149 | 2258 | 2367 | 2488 | 2585 | 2761 | 2954 | 3106 | 3203 | 3257 | 3457 | 3735 | 4341 |
Better Fuel Economy Factory Ratios Increased Power
