Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 285/75-20 | 295/65-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 36.83 (935.5) | 35.1 (891.5) | -1.73 (-44) -4.7% |
| Width inches (mm) | 11.22 (285) | 11.61 (295) | 0.39 (10) 3.5% |
| Circum. inches (mm) | 115.71 (2938.96) | 110.26 (2800.73) | -5.44 (-138.23) -4.7% |
| Sidewall Height inches (mm) | 8.42 (213.75) | 7.55 (191.75) | -0.87 (-22) -10.3% |
| Revolutions per mile (km) | 547.59 (340.26) | 574.62 (357.05) | 27.03 (16.79) 4.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.06 mph (30.67 km/h) |
| 25 mph (40.23 km/h) | 23.82 mph (38.34 km/h) |
| 30 mph (48.28 km/h) | 28.59 mph (46.01 km/h) |
| 35 mph (56.33 km/h) | 33.35 mph (53.68 km/h) |
| 40 mph (64.37 km/h) | 38.12 mph (61.35 km/h) |
| 45 mph (72.42 km/h) | 42.88 mph (69.01 km/h) |
| 50 mph (80.47 km/h) | 47.65 mph (76.68 km/h) |
| 55 mph (88.51 km/h) | 52.41 mph (84.35 km/h) |
| 60 mph (96.56 km/h) | 57.18 mph (92.02 km/h) |
| 65 mph (104.61 km/h) | 61.94 mph (99.69 km/h) |
| 70 mph (112.65 km/h) | 66.71 mph (107.36 km/h) |
| 75 mph (120.7 km/h) | 71.47 mph (115.02 km/h) |
| 80 mph (128.75 km/h) | 76.24 mph (122.69 km/h) |
| 85 mph (136.79 km/h) | 81 mph (130.36 km/h) |
| 90 mph (144.84 km/h) | 85.77 mph (138.03 km/h) |
| 95 mph (152.89 km/h) | 90.53 mph (145.7 km/h) |
| 100 mph (160.93 km/h) | 95.3 mph (153.37 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
