Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 285/75-16 | 345/75-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.83 (833.9) | 36.37 (923.9) | 3.54 (90) 10.8% |
| Width inches (mm) | 11.22 (285) | 13.58 (345) | 2.36 (60) 21.1% |
| Circum. inches (mm) | 103.14 (2619.77) | 114.27 (2902.52) | 11.13 (282.74) 10.8% |
| Sidewall Height inches (mm) | 8.42 (213.75) | 10.19 (258.75) | 1.77 (45) 21.1% |
| Revolutions per mile (km) | 614.31 (381.71) | 554.46 (344.53) | -59.84 (-37.18) -9.7% |
345/75-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.16 mph (35.66 km/h) |
| 25 mph (40.23 km/h) | 27.7 mph (44.58 km/h) |
| 30 mph (48.28 km/h) | 33.24 mph (53.49 km/h) |
| 35 mph (56.33 km/h) | 38.78 mph (62.41 km/h) |
| 40 mph (64.37 km/h) | 44.32 mph (71.32 km/h) |
| 45 mph (72.42 km/h) | 49.86 mph (80.24 km/h) |
| 50 mph (80.47 km/h) | 55.4 mph (89.15 km/h) |
| 55 mph (88.51 km/h) | 60.94 mph (98.07 km/h) |
| 60 mph (96.56 km/h) | 66.48 mph (106.98 km/h) |
| 65 mph (104.61 km/h) | 72.02 mph (115.9 km/h) |
| 70 mph (112.65 km/h) | 77.55 mph (124.81 km/h) |
| 75 mph (120.7 km/h) | 83.09 mph (133.73 km/h) |
| 80 mph (128.75 km/h) | 88.63 mph (142.64 km/h) |
| 85 mph (136.79 km/h) | 94.17 mph (151.56 km/h) |
| 90 mph (144.84 km/h) | 99.71 mph (160.47 km/h) |
| 95 mph (152.89 km/h) | 105.25 mph (169.39 km/h) |
| 100 mph (160.93 km/h) | 110.79 mph (178.3 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1411 | 1639 | 1765 | 1843 | 1927 | 1987 | 2053 | 2132 | 2240 | 2348 | 2468 | 2564 | 2738 | 2930 | 3080 | 3176 | 3230 | 3428 | 3705 | 4305 |
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