Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 130/90-18 | 160/80-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.21 (691.2) | 26.08 (662.4) | -1.13 (-28.8) -4.2% |
| Width inches (mm) | 5.12 (130) | 6.3 (160) | 1.18 (30) 23.1% |
| Circum. inches (mm) | 85.49 (2171.47) | 81.93 (2080.99) | -3.56 (-90.48) -4.2% |
| Sidewall Height inches (mm) | 4.61 (117) | 5.04 (128) | 0.43 (11) 9.4% |
| Revolutions per mile (km) | 741.13 (460.52) | 773.35 (480.54) | 32.22 (20.02) 4.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.17 mph (30.85 km/h) |
| 25 mph (40.23 km/h) | 23.96 mph (38.56 km/h) |
| 30 mph (48.28 km/h) | 28.75 mph (46.27 km/h) |
| 35 mph (56.33 km/h) | 33.54 mph (53.98 km/h) |
| 40 mph (64.37 km/h) | 38.33 mph (61.69 km/h) |
| 45 mph (72.42 km/h) | 43.13 mph (69.4 km/h) |
| 50 mph (80.47 km/h) | 47.92 mph (77.11 km/h) |
| 55 mph (88.51 km/h) | 52.71 mph (84.83 km/h) |
| 60 mph (96.56 km/h) | 57.5 mph (92.54 km/h) |
| 65 mph (104.61 km/h) | 62.29 mph (100.25 km/h) |
| 70 mph (112.65 km/h) | 67.08 mph (107.96 km/h) |
| 75 mph (120.7 km/h) | 71.88 mph (115.67 km/h) |
| 80 mph (128.75 km/h) | 76.67 mph (123.38 km/h) |
| 85 mph (136.79 km/h) | 81.46 mph (131.09 km/h) |
| 90 mph (144.84 km/h) | 86.25 mph (138.81 km/h) |
| 95 mph (152.89 km/h) | 91.04 mph (146.52 km/h) |
| 100 mph (160.93 km/h) | 95.83 mph (154.23 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1968 | 2286 | 2462 | 2571 | 2688 | 2772 | 2864 | 2973 | 3124 | 3274 | 3442 | 3576 | 3819 | 4087 | 4296 | 4430 | 4506 | 4782 | 5167 | 6005 |
Better Fuel Economy Factory Ratios Increased Power
