Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/80-16 | 315/75-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 35.84 (910.4) | 34.6 (878.9) | -1.24 (-31.5) -3.5% |
| Width inches (mm) | 12.4 (315) | 12.4 (315) | 0 (0) 0% |
| Circum. inches (mm) | 112.6 (2860.11) | 108.71 (2761.15) | -3.9 (-98.96) -3.5% |
| Sidewall Height inches (mm) | 9.92 (252) | 9.3 (236.25) | -0.62 (-15.75) -6.2% |
| Revolutions per mile (km) | 562.69 (349.64) | 582.85 (362.17) | 20.17 (12.53) 3.6% |
315/75-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.31 mph (31.07 km/h) |
| 25 mph (40.23 km/h) | 24.13 mph (38.84 km/h) |
| 30 mph (48.28 km/h) | 28.96 mph (46.61 km/h) |
| 35 mph (56.33 km/h) | 33.79 mph (54.38 km/h) |
| 40 mph (64.37 km/h) | 38.62 mph (62.15 km/h) |
| 45 mph (72.42 km/h) | 43.44 mph (69.91 km/h) |
| 50 mph (80.47 km/h) | 48.27 mph (77.68 km/h) |
| 55 mph (88.51 km/h) | 53.1 mph (85.45 km/h) |
| 60 mph (96.56 km/h) | 57.92 mph (93.22 km/h) |
| 65 mph (104.61 km/h) | 62.75 mph (100.99 km/h) |
| 70 mph (112.65 km/h) | 67.58 mph (108.76 km/h) |
| 75 mph (120.7 km/h) | 72.4 mph (116.52 km/h) |
| 80 mph (128.75 km/h) | 77.23 mph (124.29 km/h) |
| 85 mph (136.79 km/h) | 82.06 mph (132.06 km/h) |
| 90 mph (144.84 km/h) | 86.89 mph (139.83 km/h) |
| 95 mph (152.89 km/h) | 91.71 mph (147.6 km/h) |
| 100 mph (160.93 km/h) | 96.54 mph (155.37 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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