Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/75-16 | 275/80-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 34.6 (878.9) | 34.32 (871.8) | -0.28 (-7.1) -0.8% |
| Width inches (mm) | 12.4 (315) | 10.83 (275) | -1.57 (-40) -12.7% |
| Circum. inches (mm) | 108.71 (2761.15) | 107.83 (2738.84) | -0.88 (-22.31) -0.8% |
| Sidewall Height inches (mm) | 9.3 (236.25) | 8.66 (220) | -0.64 (-16.25) -6.9% |
| Revolutions per mile (km) | 582.85 (362.17) | 587.6 (365.12) | 4.75 (2.95) 0.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.84 mph (31.93 km/h) |
| 25 mph (40.23 km/h) | 24.8 mph (39.91 km/h) |
| 30 mph (48.28 km/h) | 29.76 mph (47.89 km/h) |
| 35 mph (56.33 km/h) | 34.72 mph (55.87 km/h) |
| 40 mph (64.37 km/h) | 39.68 mph (63.85 km/h) |
| 45 mph (72.42 km/h) | 44.64 mph (71.84 km/h) |
| 50 mph (80.47 km/h) | 49.6 mph (79.82 km/h) |
| 55 mph (88.51 km/h) | 54.56 mph (87.8 km/h) |
| 60 mph (96.56 km/h) | 59.52 mph (95.78 km/h) |
| 65 mph (104.61 km/h) | 64.47 mph (103.76 km/h) |
| 70 mph (112.65 km/h) | 69.43 mph (111.74 km/h) |
| 75 mph (120.7 km/h) | 74.39 mph (119.73 km/h) |
| 80 mph (128.75 km/h) | 79.35 mph (127.71 km/h) |
| 85 mph (136.79 km/h) | 84.31 mph (135.69 km/h) |
| 90 mph (144.84 km/h) | 89.27 mph (143.67 km/h) |
| 95 mph (152.89 km/h) | 94.23 mph (151.65 km/h) |
| 100 mph (160.93 km/h) | 99.19 mph (159.63 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1495 | 1737 | 1871 | 1953 | 2043 | 2106 | 2176 | 2259 | 2373 | 2488 | 2615 | 2717 | 2902 | 3105 | 3264 | 3366 | 3423 | 3633 | 3926 | 4562 |
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