Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 27/8.5-14 | 225/75-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.93 (683.92) | 27.29 (693.1) | 0.36 (9.18) 1.3% |
| Width inches (mm) | 8.5 (216) | 8.86 (225) | 0.35 (9) 4.2% |
| Circum. inches (mm) | 84.59 (2148.6) | 85.73 (2177.44) | 1.14 (28.84) 1.3% |
| Sidewall Height inches (mm) | 6.46 (164.16) | 6.64 (168.75) | 0.18 (4.59) 2.8% |
| Revolutions per mile (km) | 749.02 (465.42) | 739.1 (459.25) | -9.92 (-6.16) -1.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.27 mph (32.62 km/h) |
| 25 mph (40.23 km/h) | 25.34 mph (40.77 km/h) |
| 30 mph (48.28 km/h) | 30.4 mph (48.93 km/h) |
| 35 mph (56.33 km/h) | 35.47 mph (57.08 km/h) |
| 40 mph (64.37 km/h) | 40.54 mph (65.24 km/h) |
| 45 mph (72.42 km/h) | 45.6 mph (73.39 km/h) |
| 50 mph (80.47 km/h) | 50.67 mph (81.55 km/h) |
| 55 mph (88.51 km/h) | 55.74 mph (89.7 km/h) |
| 60 mph (96.56 km/h) | 60.81 mph (97.86 km/h) |
| 65 mph (104.61 km/h) | 65.87 mph (106.01 km/h) |
| 70 mph (112.65 km/h) | 70.94 mph (114.17 km/h) |
| 75 mph (120.7 km/h) | 76.01 mph (122.32 km/h) |
| 80 mph (128.75 km/h) | 81.07 mph (130.48 km/h) |
| 85 mph (136.79 km/h) | 86.14 mph (138.63 km/h) |
| 90 mph (144.84 km/h) | 91.21 mph (146.79 km/h) |
| 95 mph (152.89 km/h) | 96.28 mph (154.94 km/h) |
| 100 mph (160.93 km/h) | 101.34 mph (163.09 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1881 | 2185 | 2353 | 2457 | 2569 | 2649 | 2737 | 2841 | 2985 | 3129 | 3290 | 3418 | 3650 | 3906 | 4106 | 4234 | 4306 | 4570 | 4938 | 5739 |
Better Fuel Economy Factory Ratios Increased Power
