Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/80-16 | 345/75-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 35.84 (910.4) | 36.37 (923.9) | 0.53 (13.5) 1.5% |
| Width inches (mm) | 12.4 (315) | 13.58 (345) | 1.18 (30) 9.5% |
| Circum. inches (mm) | 112.6 (2860.11) | 114.27 (2902.52) | 1.67 (42.41) 1.5% |
| Sidewall Height inches (mm) | 9.92 (252) | 10.19 (258.75) | 0.27 (6.75) 2.7% |
| Revolutions per mile (km) | 562.69 (349.64) | 554.46 (344.53) | -8.22 (-5.11) -1.5% |
345/75-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.3 mph (32.66 km/h) |
| 25 mph (40.23 km/h) | 25.37 mph (40.83 km/h) |
| 30 mph (48.28 km/h) | 30.44 mph (49 km/h) |
| 35 mph (56.33 km/h) | 35.52 mph (57.16 km/h) |
| 40 mph (64.37 km/h) | 40.59 mph (65.33 km/h) |
| 45 mph (72.42 km/h) | 45.67 mph (73.49 km/h) |
| 50 mph (80.47 km/h) | 50.74 mph (81.66 km/h) |
| 55 mph (88.51 km/h) | 55.82 mph (89.83 km/h) |
| 60 mph (96.56 km/h) | 60.89 mph (97.99 km/h) |
| 65 mph (104.61 km/h) | 65.96 mph (106.16 km/h) |
| 70 mph (112.65 km/h) | 71.04 mph (114.32 km/h) |
| 75 mph (120.7 km/h) | 76.11 mph (122.49 km/h) |
| 80 mph (128.75 km/h) | 81.19 mph (130.66 km/h) |
| 85 mph (136.79 km/h) | 86.26 mph (138.82 km/h) |
| 90 mph (144.84 km/h) | 91.33 mph (146.99 km/h) |
| 95 mph (152.89 km/h) | 96.41 mph (155.16 km/h) |
| 100 mph (160.93 km/h) | 101.48 mph (163.32 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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