Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 285/25-20 | 265/25-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.61 (650.5) | 25.22 (640.5) | -0.39 (-10) -1.5% |
| Width inches (mm) | 11.22 (285) | 10.43 (265) | -0.79 (-20) -7% |
| Circum. inches (mm) | 80.46 (2043.61) | 79.22 (2012.19) | -1.24 (-31.42) -1.5% |
| Sidewall Height inches (mm) | 2.81 (71.25) | 2.61 (66.25) | -0.2 (-5) -7% |
| Revolutions per mile (km) | 787.5 (489.33) | 799.8 (496.97) | 12.3 (7.64) 1.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.69 mph (31.69 km/h) |
| 25 mph (40.23 km/h) | 24.62 mph (39.62 km/h) |
| 30 mph (48.28 km/h) | 29.54 mph (47.54 km/h) |
| 35 mph (56.33 km/h) | 34.46 mph (55.46 km/h) |
| 40 mph (64.37 km/h) | 39.39 mph (63.38 km/h) |
| 45 mph (72.42 km/h) | 44.31 mph (71.31 km/h) |
| 50 mph (80.47 km/h) | 49.23 mph (79.23 km/h) |
| 55 mph (88.51 km/h) | 54.15 mph (87.15 km/h) |
| 60 mph (96.56 km/h) | 59.08 mph (95.08 km/h) |
| 65 mph (104.61 km/h) | 64 mph (103 km/h) |
| 70 mph (112.65 km/h) | 68.92 mph (110.92 km/h) |
| 75 mph (120.7 km/h) | 73.85 mph (118.85 km/h) |
| 80 mph (128.75 km/h) | 78.77 mph (126.77 km/h) |
| 85 mph (136.79 km/h) | 83.69 mph (134.69 km/h) |
| 90 mph (144.84 km/h) | 88.62 mph (142.61 km/h) |
| 95 mph (152.89 km/h) | 93.54 mph (150.54 km/h) |
| 100 mph (160.93 km/h) | 98.46 mph (158.46 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2035 | 2364 | 2546 | 2659 | 2780 | 2867 | 2962 | 3075 | 3231 | 3386 | 3560 | 3698 | 3949 | 4227 | 4443 | 4582 | 4660 | 4945 | 5344 | 6210 |
Better Fuel Economy Factory Ratios Increased Power
