Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 325/70-16 | 315/75-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.91 (861.4) | 34.6 (878.9) | 0.69 (17.5) 2% |
| Width inches (mm) | 12.8 (325) | 12.4 (315) | -0.39 (-10) -3.1% |
| Circum. inches (mm) | 106.54 (2706.17) | 108.71 (2761.15) | 2.16 (54.98) 2% |
| Sidewall Height inches (mm) | 8.96 (227.5) | 9.3 (236.25) | 0.34 (8.75) 3.8% |
| Revolutions per mile (km) | 594.69 (369.53) | 582.85 (362.17) | -11.84 (-7.36) -2% |
315/75-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.41 mph (32.84 km/h) |
| 25 mph (40.23 km/h) | 25.51 mph (41.05 km/h) |
| 30 mph (48.28 km/h) | 30.61 mph (49.26 km/h) |
| 35 mph (56.33 km/h) | 35.71 mph (57.47 km/h) |
| 40 mph (64.37 km/h) | 40.81 mph (65.68 km/h) |
| 45 mph (72.42 km/h) | 45.91 mph (73.89 km/h) |
| 50 mph (80.47 km/h) | 51.02 mph (82.1 km/h) |
| 55 mph (88.51 km/h) | 56.12 mph (90.31 km/h) |
| 60 mph (96.56 km/h) | 61.22 mph (98.52 km/h) |
| 65 mph (104.61 km/h) | 66.32 mph (106.73 km/h) |
| 70 mph (112.65 km/h) | 71.42 mph (114.94 km/h) |
| 75 mph (120.7 km/h) | 76.52 mph (123.15 km/h) |
| 80 mph (128.75 km/h) | 81.63 mph (131.36 km/h) |
| 85 mph (136.79 km/h) | 86.73 mph (139.57 km/h) |
| 90 mph (144.84 km/h) | 91.83 mph (147.78 km/h) |
| 95 mph (152.89 km/h) | 96.93 mph (155.99 km/h) |
| 100 mph (160.93 km/h) | 102.03 mph (164.2 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1483 | 1723 | 1856 | 1938 | 2026 | 2089 | 2159 | 2241 | 2354 | 2468 | 2594 | 2695 | 2878 | 3080 | 3238 | 3339 | 3396 | 3604 | 3894 | 4525 |
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