Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/40-17 | 285/45-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.92 (683.8) | 32.1 (815.3) | 5.18 (131.5) 19.2% |
| Width inches (mm) | 12.4 (315) | 11.22 (285) | -1.18 (-30) -9.5% |
| Circum. inches (mm) | 84.58 (2148.22) | 100.84 (2561.34) | 16.26 (413.12) 19.2% |
| Sidewall Height inches (mm) | 4.96 (126) | 5.05 (128.25) | 0.09 (2.25) 1.8% |
| Revolutions per mile (km) | 749.15 (465.5) | 628.32 (390.42) | -120.83 (-75.08) -16.1% |
285/45-22 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.85 mph (38.38 km/h) |
| 25 mph (40.23 km/h) | 29.81 mph (47.97 km/h) |
| 30 mph (48.28 km/h) | 35.77 mph (57.57 km/h) |
| 35 mph (56.33 km/h) | 41.73 mph (67.16 km/h) |
| 40 mph (64.37 km/h) | 47.69 mph (76.75 km/h) |
| 45 mph (72.42 km/h) | 53.65 mph (86.35 km/h) |
| 50 mph (80.47 km/h) | 59.62 mph (95.94 km/h) |
| 55 mph (88.51 km/h) | 65.58 mph (105.54 km/h) |
| 60 mph (96.56 km/h) | 71.54 mph (115.13 km/h) |
| 65 mph (104.61 km/h) | 77.5 mph (124.72 km/h) |
| 70 mph (112.65 km/h) | 83.46 mph (134.32 km/h) |
| 75 mph (120.7 km/h) | 89.42 mph (143.91 km/h) |
| 80 mph (128.75 km/h) | 95.38 mph (153.51 km/h) |
| 85 mph (136.79 km/h) | 101.35 mph (163.1 km/h) |
| 90 mph (144.84 km/h) | 107.31 mph (172.7 km/h) |
| 95 mph (152.89 km/h) | 113.27 mph (182.29 km/h) |
| 100 mph (160.93 km/h) | 119.23 mph (191.88 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1599 | 1858 | 2000 | 2089 | 2184 | 2252 | 2327 | 2415 | 2538 | 2660 | 2796 | 2905 | 3103 | 3320 | 3490 | 3599 | 3661 | 3885 | 4198 | 4879 |
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