Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 280/80-16 | 280/75-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.64 (854.4) | 33.54 (851.8) | -0.1 (-2.6) -0.3% |
| Width inches (mm) | 11.02 (280) | 11.02 (280) | 0 (0) 0% |
| Circum. inches (mm) | 105.68 (2684.18) | 105.35 (2676.01) | -0.32 (-8.17) -0.3% |
| Sidewall Height inches (mm) | 8.82 (224) | 8.27 (210) | -0.55 (-14) -6.2% |
| Revolutions per mile (km) | 599.57 (372.55) | 601.4 (373.69) | 1.83 (1.14) 0.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.94 mph (32.09 km/h) |
| 25 mph (40.23 km/h) | 24.92 mph (40.11 km/h) |
| 30 mph (48.28 km/h) | 29.91 mph (48.13 km/h) |
| 35 mph (56.33 km/h) | 34.89 mph (56.16 km/h) |
| 40 mph (64.37 km/h) | 39.88 mph (64.18 km/h) |
| 45 mph (72.42 km/h) | 44.86 mph (72.2 km/h) |
| 50 mph (80.47 km/h) | 49.85 mph (80.22 km/h) |
| 55 mph (88.51 km/h) | 54.83 mph (88.24 km/h) |
| 60 mph (96.56 km/h) | 59.82 mph (96.27 km/h) |
| 65 mph (104.61 km/h) | 64.8 mph (104.29 km/h) |
| 70 mph (112.65 km/h) | 69.79 mph (112.31 km/h) |
| 75 mph (120.7 km/h) | 74.77 mph (120.33 km/h) |
| 80 mph (128.75 km/h) | 79.76 mph (128.36 km/h) |
| 85 mph (136.79 km/h) | 84.74 mph (136.38 km/h) |
| 90 mph (144.84 km/h) | 89.73 mph (144.4 km/h) |
| 95 mph (152.89 km/h) | 94.71 mph (152.42 km/h) |
| 100 mph (160.93 km/h) | 99.7 mph (160.44 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1530 | 1778 | 1915 | 1999 | 2091 | 2156 | 2227 | 2312 | 2429 | 2546 | 2677 | 2781 | 2970 | 3178 | 3341 | 3445 | 3504 | 3719 | 4018 | 4669 |
Better Fuel Economy Factory Ratios Increased Power
