Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 205/80-14 | 27/7.5-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.91 (683.6) | 27.08 (687.94) | 0.17 (4.34) 0.6% |
| Width inches (mm) | 8.07 (205) | 7.52 (191) | -0.55 (-14) -6.8% |
| Circum. inches (mm) | 84.55 (2147.59) | 85.09 (2161.23) | 0.54 (13.63) 0.6% |
| Sidewall Height inches (mm) | 6.46 (164) | 6.54 (166.17) | 0.09 (2.17) 1.3% |
| Revolutions per mile (km) | 749.37 (465.64) | 744.64 (462.7) | -4.73 (-2.94) -0.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.13 mph (32.39 km/h) |
| 25 mph (40.23 km/h) | 25.16 mph (40.49 km/h) |
| 30 mph (48.28 km/h) | 30.19 mph (48.59 km/h) |
| 35 mph (56.33 km/h) | 35.22 mph (56.68 km/h) |
| 40 mph (64.37 km/h) | 40.25 mph (64.78 km/h) |
| 45 mph (72.42 km/h) | 45.29 mph (72.88 km/h) |
| 50 mph (80.47 km/h) | 50.32 mph (80.98 km/h) |
| 55 mph (88.51 km/h) | 55.35 mph (89.08 km/h) |
| 60 mph (96.56 km/h) | 60.38 mph (97.17 km/h) |
| 65 mph (104.61 km/h) | 65.41 mph (105.27 km/h) |
| 70 mph (112.65 km/h) | 70.44 mph (113.37 km/h) |
| 75 mph (120.7 km/h) | 75.48 mph (121.47 km/h) |
| 80 mph (128.75 km/h) | 80.51 mph (129.57 km/h) |
| 85 mph (136.79 km/h) | 85.54 mph (137.66 km/h) |
| 90 mph (144.84 km/h) | 90.57 mph (145.76 km/h) |
| 95 mph (152.89 km/h) | 95.6 mph (153.86 km/h) |
| 100 mph (160.93 km/h) | 100.63 mph (161.96 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1895 | 2201 | 2371 | 2476 | 2588 | 2669 | 2758 | 2863 | 3008 | 3153 | 3314 | 3443 | 3677 | 3935 | 4137 | 4266 | 4338 | 4604 | 4975 | 5782 |
Better Fuel Economy Factory Ratios Increased Power
