Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/80-14 | 175/60-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.76 (603.6) | 22.27 (565.6) | -1.5 (-38) -6.3% |
| Width inches (mm) | 6.1 (155) | 6.89 (175) | 0.79 (20) 12.9% |
| Circum. inches (mm) | 74.66 (1896.27) | 69.96 (1776.88) | -4.7 (-119.38) -6.3% |
| Sidewall Height inches (mm) | 4.88 (124) | 4.13 (105) | -0.75 (-19) -15.3% |
| Revolutions per mile (km) | 848.69 (527.35) | 905.71 (562.78) | 57.02 (35.43) 6.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.74 mph (30.16 km/h) |
| 25 mph (40.23 km/h) | 23.43 mph (37.7 km/h) |
| 30 mph (48.28 km/h) | 28.11 mph (45.24 km/h) |
| 35 mph (56.33 km/h) | 32.8 mph (52.78 km/h) |
| 40 mph (64.37 km/h) | 37.48 mph (60.32 km/h) |
| 45 mph (72.42 km/h) | 42.17 mph (67.86 km/h) |
| 50 mph (80.47 km/h) | 46.85 mph (75.4 km/h) |
| 55 mph (88.51 km/h) | 51.54 mph (82.94 km/h) |
| 60 mph (96.56 km/h) | 56.22 mph (90.48 km/h) |
| 65 mph (104.61 km/h) | 60.91 mph (98.02 km/h) |
| 70 mph (112.65 km/h) | 65.59 mph (105.56 km/h) |
| 75 mph (120.7 km/h) | 70.28 mph (113.1 km/h) |
| 80 mph (128.75 km/h) | 74.96 mph (120.64 km/h) |
| 85 mph (136.79 km/h) | 79.65 mph (128.18 km/h) |
| 90 mph (144.84 km/h) | 84.33 mph (135.72 km/h) |
| 95 mph (152.89 km/h) | 89.02 mph (143.26 km/h) |
| 100 mph (160.93 km/h) | 93.7 mph (150.8 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2305 | 2678 | 2884 | 3011 | 3148 | 3246 | 3354 | 3482 | 3658 | 3835 | 4031 | 4188 | 4472 | 4786 | 5031 | 5188 | 5277 | 5600 | 6051 | 7032 |
Better Fuel Economy Factory Ratios Increased Power
