Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 325/70-16 | 285/75-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.91 (861.4) | 32.83 (833.9) | -1.08 (-27.5) -3.2% |
| Width inches (mm) | 12.8 (325) | 11.22 (285) | -1.57 (-40) -12.3% |
| Circum. inches (mm) | 106.54 (2706.17) | 103.14 (2619.77) | -3.4 (-86.39) -3.2% |
| Sidewall Height inches (mm) | 8.96 (227.5) | 8.42 (213.75) | -0.54 (-13.75) -6% |
| Revolutions per mile (km) | 594.69 (369.53) | 614.31 (381.71) | 19.61 (12.19) 3.3% |
285/75-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.36 mph (31.16 km/h) |
| 25 mph (40.23 km/h) | 24.2 mph (38.95 km/h) |
| 30 mph (48.28 km/h) | 29.04 mph (46.74 km/h) |
| 35 mph (56.33 km/h) | 33.88 mph (54.53 km/h) |
| 40 mph (64.37 km/h) | 38.72 mph (62.32 km/h) |
| 45 mph (72.42 km/h) | 43.56 mph (70.11 km/h) |
| 50 mph (80.47 km/h) | 48.4 mph (77.9 km/h) |
| 55 mph (88.51 km/h) | 53.24 mph (85.69 km/h) |
| 60 mph (96.56 km/h) | 58.08 mph (93.48 km/h) |
| 65 mph (104.61 km/h) | 62.92 mph (101.27 km/h) |
| 70 mph (112.65 km/h) | 67.77 mph (109.06 km/h) |
| 75 mph (120.7 km/h) | 72.61 mph (116.85 km/h) |
| 80 mph (128.75 km/h) | 77.45 mph (124.64 km/h) |
| 85 mph (136.79 km/h) | 82.29 mph (132.43 km/h) |
| 90 mph (144.84 km/h) | 87.13 mph (140.22 km/h) |
| 95 mph (152.89 km/h) | 91.97 mph (148.01 km/h) |
| 100 mph (160.93 km/h) | 96.81 mph (155.8 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1563 | 1816 | 1956 | 2042 | 2135 | 2202 | 2275 | 2362 | 2481 | 2601 | 2734 | 2841 | 3033 | 3246 | 3413 | 3519 | 3579 | 3798 | 4104 | 4770 |
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