Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 285/70-16 | 315/75-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 31.71 (805.4) | 34.6 (878.9) | 2.89 (73.5) 9.1% |
| Width inches (mm) | 11.22 (285) | 12.4 (315) | 1.18 (30) 10.5% |
| Circum. inches (mm) | 99.62 (2530.24) | 108.71 (2761.15) | 9.09 (230.91) 9.1% |
| Sidewall Height inches (mm) | 7.85 (199.5) | 9.3 (236.25) | 1.45 (36.75) 18.4% |
| Revolutions per mile (km) | 636.04 (395.22) | 582.85 (362.17) | -53.19 (-33.05) -8.4% |
315/75-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.83 mph (35.12 km/h) |
| 25 mph (40.23 km/h) | 27.28 mph (43.91 km/h) |
| 30 mph (48.28 km/h) | 32.74 mph (52.69 km/h) |
| 35 mph (56.33 km/h) | 38.19 mph (61.47 km/h) |
| 40 mph (64.37 km/h) | 43.65 mph (70.25 km/h) |
| 45 mph (72.42 km/h) | 49.11 mph (79.03 km/h) |
| 50 mph (80.47 km/h) | 54.56 mph (87.81 km/h) |
| 55 mph (88.51 km/h) | 60.02 mph (96.59 km/h) |
| 60 mph (96.56 km/h) | 65.48 mph (105.37 km/h) |
| 65 mph (104.61 km/h) | 70.93 mph (114.15 km/h) |
| 70 mph (112.65 km/h) | 76.39 mph (122.94 km/h) |
| 75 mph (120.7 km/h) | 81.84 mph (131.72 km/h) |
| 80 mph (128.75 km/h) | 87.3 mph (140.5 km/h) |
| 85 mph (136.79 km/h) | 92.76 mph (149.28 km/h) |
| 90 mph (144.84 km/h) | 98.21 mph (158.06 km/h) |
| 95 mph (152.89 km/h) | 103.67 mph (166.84 km/h) |
| 100 mph (160.93 km/h) | 109.13 mph (175.62 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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