Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 325/35-22 | 305/45-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.96 (786.3) | 32.81 (833.3) | 1.85 (47) 6% |
| Width inches (mm) | 12.8 (325) | 12.01 (305) | -0.79 (-20) -6.2% |
| Circum. inches (mm) | 97.25 (2470.23) | 103.07 (2617.89) | 5.81 (147.65) 6% |
| Sidewall Height inches (mm) | 4.48 (113.75) | 5.4 (137.25) | 0.93 (23.5) 20.7% |
| Revolutions per mile (km) | 651.49 (404.82) | 614.75 (381.99) | -36.75 (-22.83) -5.6% |
305/45-22 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.2 mph (34.11 km/h) |
| 25 mph (40.23 km/h) | 26.49 mph (42.64 km/h) |
| 30 mph (48.28 km/h) | 31.79 mph (51.17 km/h) |
| 35 mph (56.33 km/h) | 37.09 mph (59.69 km/h) |
| 40 mph (64.37 km/h) | 42.39 mph (68.22 km/h) |
| 45 mph (72.42 km/h) | 47.69 mph (76.75 km/h) |
| 50 mph (80.47 km/h) | 52.99 mph (85.28 km/h) |
| 55 mph (88.51 km/h) | 58.29 mph (93.8 km/h) |
| 60 mph (96.56 km/h) | 63.59 mph (102.33 km/h) |
| 65 mph (104.61 km/h) | 68.89 mph (110.86 km/h) |
| 70 mph (112.65 km/h) | 74.18 mph (119.39 km/h) |
| 75 mph (120.7 km/h) | 79.48 mph (127.92 km/h) |
| 80 mph (128.75 km/h) | 84.78 mph (136.44 km/h) |
| 85 mph (136.79 km/h) | 90.08 mph (144.97 km/h) |
| 90 mph (144.84 km/h) | 95.38 mph (153.5 km/h) |
| 95 mph (152.89 km/h) | 100.68 mph (162.03 km/h) |
| 100 mph (160.93 km/h) | 105.98 mph (170.55 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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