Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/80-20 | 295/65-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 37.32 (948) | 35.1 (891.5) | -2.22 (-56.5) -6% |
| Width inches (mm) | 10.83 (275) | 11.61 (295) | 0.79 (20) 7.3% |
| Circum. inches (mm) | 117.25 (2978.23) | 110.26 (2800.73) | -6.99 (-177.5) -6% |
| Sidewall Height inches (mm) | 8.66 (220) | 7.55 (191.75) | -1.11 (-28.25) -12.8% |
| Revolutions per mile (km) | 540.37 (335.77) | 574.62 (357.05) | 34.25 (21.28) 6.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.81 mph (30.27 km/h) |
| 25 mph (40.23 km/h) | 23.51 mph (37.84 km/h) |
| 30 mph (48.28 km/h) | 28.21 mph (45.4 km/h) |
| 35 mph (56.33 km/h) | 32.91 mph (52.97 km/h) |
| 40 mph (64.37 km/h) | 37.62 mph (60.54 km/h) |
| 45 mph (72.42 km/h) | 42.32 mph (68.1 km/h) |
| 50 mph (80.47 km/h) | 47.02 mph (75.67 km/h) |
| 55 mph (88.51 km/h) | 51.72 mph (83.24 km/h) |
| 60 mph (96.56 km/h) | 56.42 mph (90.81 km/h) |
| 65 mph (104.61 km/h) | 61.13 mph (98.37 km/h) |
| 70 mph (112.65 km/h) | 65.83 mph (105.94 km/h) |
| 75 mph (120.7 km/h) | 70.53 mph (113.51 km/h) |
| 80 mph (128.75 km/h) | 75.23 mph (121.07 km/h) |
| 85 mph (136.79 km/h) | 79.93 mph (128.64 km/h) |
| 90 mph (144.84 km/h) | 84.64 mph (136.21 km/h) |
| 95 mph (152.89 km/h) | 89.34 mph (143.78 km/h) |
| 100 mph (160.93 km/h) | 94.04 mph (151.34 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1462 | 1699 | 1829 | 1910 | 1997 | 2060 | 2128 | 2209 | 2321 | 2433 | 2557 | 2657 | 2837 | 3037 | 3192 | 3292 | 3348 | 3553 | 3839 | 4462 |
Better Fuel Economy Factory Ratios Increased Power
