Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 305/45-22 | 325/50-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.81 (833.3) | 34.8 (883.8) | 1.99 (50.5) 6.1% |
| Width inches (mm) | 12.01 (305) | 12.8 (325) | 0.79 (20) 6.6% |
| Circum. inches (mm) | 103.07 (2617.89) | 109.31 (2776.54) | 6.25 (158.65) 6.1% |
| Sidewall Height inches (mm) | 5.4 (137.25) | 6.4 (162.5) | 0.99 (25.25) 18.4% |
| Revolutions per mile (km) | 614.75 (381.99) | 579.62 (360.16) | -35.13 (-21.83) -5.7% |
325/50-22 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.21 mph (34.14 km/h) |
| 25 mph (40.23 km/h) | 26.52 mph (42.67 km/h) |
| 30 mph (48.28 km/h) | 31.82 mph (51.21 km/h) |
| 35 mph (56.33 km/h) | 37.12 mph (59.74 km/h) |
| 40 mph (64.37 km/h) | 42.42 mph (68.28 km/h) |
| 45 mph (72.42 km/h) | 47.73 mph (76.81 km/h) |
| 50 mph (80.47 km/h) | 53.03 mph (85.34 km/h) |
| 55 mph (88.51 km/h) | 58.33 mph (93.88 km/h) |
| 60 mph (96.56 km/h) | 63.64 mph (102.41 km/h) |
| 65 mph (104.61 km/h) | 68.94 mph (110.95 km/h) |
| 70 mph (112.65 km/h) | 74.24 mph (119.48 km/h) |
| 75 mph (120.7 km/h) | 79.55 mph (128.02 km/h) |
| 80 mph (128.75 km/h) | 84.85 mph (136.55 km/h) |
| 85 mph (136.79 km/h) | 90.15 mph (145.08 km/h) |
| 90 mph (144.84 km/h) | 95.45 mph (153.62 km/h) |
| 95 mph (152.89 km/h) | 100.76 mph (162.15 km/h) |
| 100 mph (160.93 km/h) | 106.06 mph (170.69 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1475 | 1714 | 1845 | 1927 | 2015 | 2078 | 2147 | 2228 | 2341 | 2454 | 2580 | 2680 | 2862 | 3063 | 3220 | 3320 | 3377 | 3584 | 3873 | 4500 |
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