Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 125/80-15 | 165/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.87 (581) | 22.8 (579) | -0.08 (-2) -0.3% |
| Width inches (mm) | 4.92 (125) | 6.5 (165) | 1.57 (40) 32% |
| Circum. inches (mm) | 71.86 (1825.27) | 71.61 (1818.98) | -0.25 (-6.28) -0.3% |
| Sidewall Height inches (mm) | 3.94 (100) | 3.9 (99) | -0.04 (-1) -1% |
| Revolutions per mile (km) | 881.7 (547.86) | 884.75 (549.76) | 3.05 (1.89) 0.3% |
165/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.93 mph (32.08 km/h) |
| 25 mph (40.23 km/h) | 24.91 mph (40.1 km/h) |
| 30 mph (48.28 km/h) | 29.9 mph (48.11 km/h) |
| 35 mph (56.33 km/h) | 34.88 mph (56.13 km/h) |
| 40 mph (64.37 km/h) | 39.86 mph (64.15 km/h) |
| 45 mph (72.42 km/h) | 44.85 mph (72.17 km/h) |
| 50 mph (80.47 km/h) | 49.83 mph (80.19 km/h) |
| 55 mph (88.51 km/h) | 54.81 mph (88.21 km/h) |
| 60 mph (96.56 km/h) | 59.79 mph (96.23 km/h) |
| 65 mph (104.61 km/h) | 64.78 mph (104.25 km/h) |
| 70 mph (112.65 km/h) | 69.76 mph (112.27 km/h) |
| 75 mph (120.7 km/h) | 74.74 mph (120.29 km/h) |
| 80 mph (128.75 km/h) | 79.72 mph (128.3 km/h) |
| 85 mph (136.79 km/h) | 84.71 mph (136.32 km/h) |
| 90 mph (144.84 km/h) | 89.69 mph (144.34 km/h) |
| 95 mph (152.89 km/h) | 94.67 mph (152.36 km/h) |
| 100 mph (160.93 km/h) | 99.66 mph (160.38 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2252 | 2616 | 2817 | 2941 | 3075 | 3171 | 3277 | 3401 | 3574 | 3746 | 3938 | 4091 | 4369 | 4675 | 4915 | 5068 | 5155 | 5471 | 5911 | 6870 |
Better Fuel Economy Factory Ratios Increased Power
