Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/80-13 | 165/70-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.76 (578.2) | 23.09 (586.6) | 0.33 (8.4) 1.5% |
| Width inches (mm) | 6.1 (155) | 6.5 (165) | 0.39 (10) 6.5% |
| Circum. inches (mm) | 71.51 (1816.47) | 72.55 (1842.86) | 1.04 (26.39) 1.5% |
| Sidewall Height inches (mm) | 4.88 (124) | 4.55 (115.5) | -0.33 (-8.5) -6.9% |
| Revolutions per mile (km) | 885.97 (550.52) | 873.29 (542.63) | -12.69 (-7.88) -1.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.29 mph (32.65 km/h) |
| 25 mph (40.23 km/h) | 25.36 mph (40.82 km/h) |
| 30 mph (48.28 km/h) | 30.44 mph (48.98 km/h) |
| 35 mph (56.33 km/h) | 35.51 mph (57.15 km/h) |
| 40 mph (64.37 km/h) | 40.58 mph (65.31 km/h) |
| 45 mph (72.42 km/h) | 45.65 mph (73.47 km/h) |
| 50 mph (80.47 km/h) | 50.73 mph (81.64 km/h) |
| 55 mph (88.51 km/h) | 55.8 mph (89.8 km/h) |
| 60 mph (96.56 km/h) | 60.87 mph (97.96 km/h) |
| 65 mph (104.61 km/h) | 65.94 mph (106.13 km/h) |
| 70 mph (112.65 km/h) | 71.02 mph (114.29 km/h) |
| 75 mph (120.7 km/h) | 76.09 mph (122.45 km/h) |
| 80 mph (128.75 km/h) | 81.16 mph (130.62 km/h) |
| 85 mph (136.79 km/h) | 86.23 mph (138.78 km/h) |
| 90 mph (144.84 km/h) | 91.31 mph (146.95 km/h) |
| 95 mph (152.89 km/h) | 96.38 mph (155.11 km/h) |
| 100 mph (160.93 km/h) | 101.45 mph (163.27 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
