Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/50-13 | 165/60-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 19.89 (505.2) | 19.8 (502.8) | -0.09 (-2.4) -0.5% |
| Width inches (mm) | 6.89 (175) | 6.5 (165) | -0.39 (-10) -5.7% |
| Circum. inches (mm) | 62.49 (1587.13) | 62.19 (1579.59) | -0.3 (-7.54) -0.5% |
| Sidewall Height inches (mm) | 3.44 (87.5) | 3.9 (99) | 0.45 (11.5) 13.1% |
| Revolutions per mile (km) | 1013.99 (630.07) | 1018.83 (633.07) | 4.84 (3.01) 0.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.9 mph (32.03 km/h) |
| 25 mph (40.23 km/h) | 24.88 mph (40.04 km/h) |
| 30 mph (48.28 km/h) | 29.86 mph (48.05 km/h) |
| 35 mph (56.33 km/h) | 34.83 mph (56.06 km/h) |
| 40 mph (64.37 km/h) | 39.81 mph (64.07 km/h) |
| 45 mph (72.42 km/h) | 44.79 mph (72.08 km/h) |
| 50 mph (80.47 km/h) | 49.76 mph (80.09 km/h) |
| 55 mph (88.51 km/h) | 54.74 mph (88.09 km/h) |
| 60 mph (96.56 km/h) | 59.71 mph (96.1 km/h) |
| 65 mph (104.61 km/h) | 64.69 mph (104.11 km/h) |
| 70 mph (112.65 km/h) | 69.67 mph (112.12 km/h) |
| 75 mph (120.7 km/h) | 74.64 mph (120.13 km/h) |
| 80 mph (128.75 km/h) | 79.62 mph (128.14 km/h) |
| 85 mph (136.79 km/h) | 84.6 mph (136.14 km/h) |
| 90 mph (144.84 km/h) | 89.57 mph (144.15 km/h) |
| 95 mph (152.89 km/h) | 94.55 mph (152.16 km/h) |
| 100 mph (160.93 km/h) | 99.52 mph (160.17 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
