Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/55-14 | 165/70-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.71 (526.1) | 23.09 (586.6) | 2.38 (60.5) 11.5% |
| Width inches (mm) | 6.1 (155) | 6.5 (165) | 0.39 (10) 6.5% |
| Circum. inches (mm) | 65.07 (1652.79) | 72.55 (1842.86) | 7.48 (190.07) 11.5% |
| Sidewall Height inches (mm) | 3.36 (85.25) | 4.55 (115.5) | 1.19 (30.25) 35.5% |
| Revolutions per mile (km) | 973.71 (605.04) | 873.29 (542.63) | -100.43 (-62.4) -10.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.3 mph (35.89 km/h) |
| 25 mph (40.23 km/h) | 27.87 mph (44.86 km/h) |
| 30 mph (48.28 km/h) | 33.45 mph (53.83 km/h) |
| 35 mph (56.33 km/h) | 39.02 mph (62.8 km/h) |
| 40 mph (64.37 km/h) | 44.6 mph (71.78 km/h) |
| 45 mph (72.42 km/h) | 50.17 mph (80.75 km/h) |
| 50 mph (80.47 km/h) | 55.75 mph (89.72 km/h) |
| 55 mph (88.51 km/h) | 61.32 mph (98.69 km/h) |
| 60 mph (96.56 km/h) | 66.9 mph (107.67 km/h) |
| 65 mph (104.61 km/h) | 72.47 mph (116.64 km/h) |
| 70 mph (112.65 km/h) | 78.05 mph (125.61 km/h) |
| 75 mph (120.7 km/h) | 83.62 mph (134.58 km/h) |
| 80 mph (128.75 km/h) | 89.2 mph (143.55 km/h) |
| 85 mph (136.79 km/h) | 94.77 mph (152.53 km/h) |
| 90 mph (144.84 km/h) | 100.35 mph (161.5 km/h) |
| 95 mph (152.89 km/h) | 105.92 mph (170.47 km/h) |
| 100 mph (160.93 km/h) | 111.5 mph (179.44 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2222 | 2582 | 2780 | 2903 | 3036 | 3130 | 3234 | 3357 | 3527 | 3698 | 3887 | 4038 | 4312 | 4615 | 4851 | 5003 | 5088 | 5400 | 5835 | 6781 |
Better Fuel Economy Factory Ratios Increased Power
