Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 305/55-22 | 305/45-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 35.21 (894.3) | 32.81 (833.3) | -2.4 (-61) -6.8% |
| Width inches (mm) | 12.01 (305) | 12.01 (305) | 0 (0) 0% |
| Circum. inches (mm) | 110.61 (2809.53) | 103.07 (2617.89) | -7.54 (-191.64) -6.8% |
| Sidewall Height inches (mm) | 6.6 (167.75) | 5.4 (137.25) | -1.2 (-30.5) -18.2% |
| Revolutions per mile (km) | 572.82 (355.93) | 614.75 (381.99) | 41.93 (26.06) 7.3% |
305/45-22 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.64 mph (29.99 km/h) |
| 25 mph (40.23 km/h) | 23.29 mph (37.49 km/h) |
| 30 mph (48.28 km/h) | 27.95 mph (44.99 km/h) |
| 35 mph (56.33 km/h) | 32.61 mph (52.49 km/h) |
| 40 mph (64.37 km/h) | 37.27 mph (59.98 km/h) |
| 45 mph (72.42 km/h) | 41.93 mph (67.48 km/h) |
| 50 mph (80.47 km/h) | 46.59 mph (74.98 km/h) |
| 55 mph (88.51 km/h) | 51.25 mph (82.48 km/h) |
| 60 mph (96.56 km/h) | 55.91 mph (89.97 km/h) |
| 65 mph (104.61 km/h) | 60.57 mph (97.47 km/h) |
| 70 mph (112.65 km/h) | 65.23 mph (104.97 km/h) |
| 75 mph (120.7 km/h) | 69.88 mph (112.47 km/h) |
| 80 mph (128.75 km/h) | 74.54 mph (119.97 km/h) |
| 85 mph (136.79 km/h) | 79.2 mph (127.46 km/h) |
| 90 mph (144.84 km/h) | 83.86 mph (134.96 km/h) |
| 95 mph (152.89 km/h) | 88.52 mph (142.46 km/h) |
| 100 mph (160.93 km/h) | 93.18 mph (149.96 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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