Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 285/75-16 | 315/75-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.83 (833.9) | 34.6 (878.9) | 1.77 (45) 5.4% |
| Width inches (mm) | 11.22 (285) | 12.4 (315) | 1.18 (30) 10.5% |
| Circum. inches (mm) | 103.14 (2619.77) | 108.71 (2761.15) | 5.57 (141.37) 5.4% |
| Sidewall Height inches (mm) | 8.42 (213.75) | 9.3 (236.25) | 0.89 (22.5) 10.5% |
| Revolutions per mile (km) | 614.31 (381.71) | 582.85 (362.17) | -31.45 (-19.54) -5.1% |
315/75-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.08 mph (33.92 km/h) |
| 25 mph (40.23 km/h) | 26.35 mph (42.4 km/h) |
| 30 mph (48.28 km/h) | 31.62 mph (50.89 km/h) |
| 35 mph (56.33 km/h) | 36.89 mph (59.37 km/h) |
| 40 mph (64.37 km/h) | 42.16 mph (67.85 km/h) |
| 45 mph (72.42 km/h) | 47.43 mph (76.33 km/h) |
| 50 mph (80.47 km/h) | 52.7 mph (84.81 km/h) |
| 55 mph (88.51 km/h) | 57.97 mph (93.29 km/h) |
| 60 mph (96.56 km/h) | 63.24 mph (101.77 km/h) |
| 65 mph (104.61 km/h) | 68.51 mph (110.25 km/h) |
| 70 mph (112.65 km/h) | 73.78 mph (118.73 km/h) |
| 75 mph (120.7 km/h) | 79.05 mph (127.21 km/h) |
| 80 mph (128.75 km/h) | 84.32 mph (135.7 km/h) |
| 85 mph (136.79 km/h) | 89.59 mph (144.18 km/h) |
| 90 mph (144.84 km/h) | 94.86 mph (152.66 km/h) |
| 95 mph (152.89 km/h) | 100.13 mph (161.14 km/h) |
| 100 mph (160.93 km/h) | 105.4 mph (169.62 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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