Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 355/25-21 | 315/25-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.99 (710.9) | 28.2 (716.3) | 0.21 (5.4) 0.8% |
| Width inches (mm) | 13.98 (355) | 12.4 (315) | -1.57 (-40) -11.3% |
| Circum. inches (mm) | 87.93 (2233.36) | 88.6 (2250.32) | 0.67 (16.96) 0.8% |
| Sidewall Height inches (mm) | 3.49 (88.75) | 3.1 (78.75) | -0.39 (-10) -11.3% |
| Revolutions per mile (km) | 720.59 (447.76) | 715.16 (444.38) | -5.43 (-3.38) -0.8% |
315/25-22 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.15 mph (32.43 km/h) |
| 25 mph (40.23 km/h) | 25.19 mph (40.54 km/h) |
| 30 mph (48.28 km/h) | 30.23 mph (48.65 km/h) |
| 35 mph (56.33 km/h) | 35.27 mph (56.76 km/h) |
| 40 mph (64.37 km/h) | 40.3 mph (64.86 km/h) |
| 45 mph (72.42 km/h) | 45.34 mph (72.97 km/h) |
| 50 mph (80.47 km/h) | 50.38 mph (81.08 km/h) |
| 55 mph (88.51 km/h) | 55.42 mph (89.19 km/h) |
| 60 mph (96.56 km/h) | 60.46 mph (97.29 km/h) |
| 65 mph (104.61 km/h) | 65.49 mph (105.4 km/h) |
| 70 mph (112.65 km/h) | 70.53 mph (113.51 km/h) |
| 75 mph (120.7 km/h) | 75.57 mph (121.62 km/h) |
| 80 mph (128.75 km/h) | 80.61 mph (129.73 km/h) |
| 85 mph (136.79 km/h) | 85.65 mph (137.83 km/h) |
| 90 mph (144.84 km/h) | 90.68 mph (145.94 km/h) |
| 95 mph (152.89 km/h) | 95.72 mph (154.05 km/h) |
| 100 mph (160.93 km/h) | 100.76 mph (162.16 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1820 | 2114 | 2277 | 2378 | 2486 | 2563 | 2649 | 2749 | 2889 | 3028 | 3183 | 3307 | 3531 | 3779 | 3973 | 4097 | 4167 | 4422 | 4778 | 5553 |
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