Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/55-15 | 165/45-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.71 (551.5) | 21.85 (554.9) | 0.13 (3.4) 0.6% |
| Width inches (mm) | 6.1 (155) | 6.5 (165) | 0.39 (10) 6.5% |
| Circum. inches (mm) | 68.21 (1732.59) | 68.63 (1743.27) | 0.42 (10.68) 0.6% |
| Sidewall Height inches (mm) | 3.36 (85.25) | 2.92 (74.25) | -0.43 (-11) -12.9% |
| Revolutions per mile (km) | 928.87 (577.17) | 923.18 (573.63) | -5.69 (-3.54) -0.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.12 mph (32.39 km/h) |
| 25 mph (40.23 km/h) | 25.15 mph (40.48 km/h) |
| 30 mph (48.28 km/h) | 30.18 mph (48.58 km/h) |
| 35 mph (56.33 km/h) | 35.22 mph (56.67 km/h) |
| 40 mph (64.37 km/h) | 40.25 mph (64.77 km/h) |
| 45 mph (72.42 km/h) | 45.28 mph (72.87 km/h) |
| 50 mph (80.47 km/h) | 50.31 mph (80.96 km/h) |
| 55 mph (88.51 km/h) | 55.34 mph (89.06 km/h) |
| 60 mph (96.56 km/h) | 60.37 mph (97.16 km/h) |
| 65 mph (104.61 km/h) | 65.4 mph (105.25 km/h) |
| 70 mph (112.65 km/h) | 70.43 mph (113.35 km/h) |
| 75 mph (120.7 km/h) | 75.46 mph (121.45 km/h) |
| 80 mph (128.75 km/h) | 80.49 mph (129.54 km/h) |
| 85 mph (136.79 km/h) | 85.52 mph (137.64 km/h) |
| 90 mph (144.84 km/h) | 90.55 mph (145.73 km/h) |
| 95 mph (152.89 km/h) | 95.59 mph (153.83 km/h) |
| 100 mph (160.93 km/h) | 100.62 mph (161.93 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
