Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 325/50-22 | 305/45-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 34.8 (883.8) | 32.81 (833.3) | -1.99 (-50.5) -5.7% |
| Width inches (mm) | 12.8 (325) | 12.01 (305) | -0.79 (-20) -6.2% |
| Circum. inches (mm) | 109.31 (2776.54) | 103.07 (2617.89) | -6.25 (-158.65) -5.7% |
| Sidewall Height inches (mm) | 6.4 (162.5) | 5.4 (137.25) | -0.99 (-25.25) -15.5% |
| Revolutions per mile (km) | 579.62 (360.16) | 614.75 (381.99) | 35.13 (21.83) 6.1% |
305/45-22 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.86 mph (30.35 km/h) |
| 25 mph (40.23 km/h) | 23.57 mph (37.93 km/h) |
| 30 mph (48.28 km/h) | 28.29 mph (45.52 km/h) |
| 35 mph (56.33 km/h) | 33 mph (53.11 km/h) |
| 40 mph (64.37 km/h) | 37.71 mph (60.7 km/h) |
| 45 mph (72.42 km/h) | 42.43 mph (68.28 km/h) |
| 50 mph (80.47 km/h) | 47.14 mph (75.87 km/h) |
| 55 mph (88.51 km/h) | 51.86 mph (83.46 km/h) |
| 60 mph (96.56 km/h) | 56.57 mph (91.04 km/h) |
| 65 mph (104.61 km/h) | 61.29 mph (98.63 km/h) |
| 70 mph (112.65 km/h) | 66 mph (106.22 km/h) |
| 75 mph (120.7 km/h) | 70.71 mph (113.8 km/h) |
| 80 mph (128.75 km/h) | 75.43 mph (121.39 km/h) |
| 85 mph (136.79 km/h) | 80.14 mph (128.98 km/h) |
| 90 mph (144.84 km/h) | 84.86 mph (136.57 km/h) |
| 95 mph (152.89 km/h) | 89.57 mph (144.15 km/h) |
| 100 mph (160.93 km/h) | 94.29 mph (151.74 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1564 | 1817 | 1957 | 2044 | 2137 | 2203 | 2277 | 2363 | 2483 | 2603 | 2736 | 2843 | 3036 | 3249 | 3415 | 3522 | 3582 | 3801 | 4107 | 4773 |
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