Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/55-15 | 165/50-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.15 (562.5) | 22.5 (571.4) | 0.35 (8.9) 1.6% |
| Width inches (mm) | 6.5 (165) | 6.5 (165) | 0 (0) 0% |
| Circum. inches (mm) | 69.57 (1767.15) | 70.67 (1795.11) | 1.1 (27.96) 1.6% |
| Sidewall Height inches (mm) | 3.57 (90.75) | 3.25 (82.5) | -0.32 (-8.25) -9.1% |
| Revolutions per mile (km) | 910.7 (565.88) | 896.52 (557.07) | -14.18 (-8.81) -1.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.32 mph (32.7 km/h) |
| 25 mph (40.23 km/h) | 25.4 mph (40.87 km/h) |
| 30 mph (48.28 km/h) | 30.47 mph (49.04 km/h) |
| 35 mph (56.33 km/h) | 35.55 mph (57.22 km/h) |
| 40 mph (64.37 km/h) | 40.63 mph (65.39 km/h) |
| 45 mph (72.42 km/h) | 45.71 mph (73.57 km/h) |
| 50 mph (80.47 km/h) | 50.79 mph (81.74 km/h) |
| 55 mph (88.51 km/h) | 55.87 mph (89.91 km/h) |
| 60 mph (96.56 km/h) | 60.95 mph (98.09 km/h) |
| 65 mph (104.61 km/h) | 66.03 mph (106.26 km/h) |
| 70 mph (112.65 km/h) | 71.11 mph (114.44 km/h) |
| 75 mph (120.7 km/h) | 76.19 mph (122.61 km/h) |
| 80 mph (128.75 km/h) | 81.27 mph (130.78 km/h) |
| 85 mph (136.79 km/h) | 86.34 mph (138.96 km/h) |
| 90 mph (144.84 km/h) | 91.42 mph (147.13 km/h) |
| 95 mph (152.89 km/h) | 96.5 mph (155.31 km/h) |
| 100 mph (160.93 km/h) | 101.58 mph (163.48 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2281 | 2650 | 2854 | 2980 | 3116 | 3213 | 3320 | 3446 | 3621 | 3796 | 3990 | 4145 | 4427 | 4738 | 4980 | 5136 | 5223 | 5543 | 5990 | 6961 |
Better Fuel Economy Factory Ratios Increased Power
