Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 170/60-16 | 160/80-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.03 (610.4) | 26.08 (662.4) | 2.05 (52) 8.5% |
| Width inches (mm) | 6.69 (170) | 6.3 (160) | -0.39 (-10) -5.9% |
| Circum. inches (mm) | 75.5 (1917.63) | 81.93 (2080.99) | 6.43 (163.36) 8.5% |
| Sidewall Height inches (mm) | 4.02 (102) | 5.04 (128) | 1.02 (26) 25.5% |
| Revolutions per mile (km) | 839.24 (521.48) | 773.35 (480.54) | -65.88 (-40.94) -7.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.7 mph (34.93 km/h) |
| 25 mph (40.23 km/h) | 27.13 mph (43.66 km/h) |
| 30 mph (48.28 km/h) | 32.56 mph (52.39 km/h) |
| 35 mph (56.33 km/h) | 37.98 mph (61.13 km/h) |
| 40 mph (64.37 km/h) | 43.41 mph (69.86 km/h) |
| 45 mph (72.42 km/h) | 48.83 mph (78.59 km/h) |
| 50 mph (80.47 km/h) | 54.26 mph (87.32 km/h) |
| 55 mph (88.51 km/h) | 59.69 mph (96.05 km/h) |
| 60 mph (96.56 km/h) | 65.11 mph (104.79 km/h) |
| 65 mph (104.61 km/h) | 70.54 mph (113.52 km/h) |
| 70 mph (112.65 km/h) | 75.96 mph (122.25 km/h) |
| 75 mph (120.7 km/h) | 81.39 mph (130.98 km/h) |
| 80 mph (128.75 km/h) | 86.82 mph (139.72 km/h) |
| 85 mph (136.79 km/h) | 92.24 mph (148.45 km/h) |
| 90 mph (144.84 km/h) | 97.67 mph (157.18 km/h) |
| 95 mph (152.89 km/h) | 103.09 mph (165.91 km/h) |
| 100 mph (160.93 km/h) | 108.52 mph (174.64 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
