Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 200/70-15 | 280/70-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.02 (661) | 30.43 (773) | 4.41 (112) 16.9% |
| Width inches (mm) | 7.87 (200) | 11.02 (280) | 3.15 (80) 40% |
| Circum. inches (mm) | 81.76 (2076.59) | 95.61 (2428.45) | 13.85 (351.86) 16.9% |
| Sidewall Height inches (mm) | 5.51 (140) | 7.72 (196) | 2.2 (56) 40% |
| Revolutions per mile (km) | 774.99 (481.56) | 662.7 (411.78) | -112.29 (-69.77) -14.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.39 mph (37.64 km/h) |
| 25 mph (40.23 km/h) | 29.24 mph (47.05 km/h) |
| 30 mph (48.28 km/h) | 35.08 mph (56.46 km/h) |
| 35 mph (56.33 km/h) | 40.93 mph (65.87 km/h) |
| 40 mph (64.37 km/h) | 46.78 mph (75.28 km/h) |
| 45 mph (72.42 km/h) | 52.62 mph (84.69 km/h) |
| 50 mph (80.47 km/h) | 58.47 mph (94.1 km/h) |
| 55 mph (88.51 km/h) | 64.32 mph (103.51 km/h) |
| 60 mph (96.56 km/h) | 70.17 mph (112.92 km/h) |
| 65 mph (104.61 km/h) | 76.01 mph (122.33 km/h) |
| 70 mph (112.65 km/h) | 81.86 mph (131.74 km/h) |
| 75 mph (120.7 km/h) | 87.71 mph (141.15 km/h) |
| 80 mph (128.75 km/h) | 93.56 mph (150.56 km/h) |
| 85 mph (136.79 km/h) | 99.4 mph (159.97 km/h) |
| 90 mph (144.84 km/h) | 105.25 mph (169.38 km/h) |
| 95 mph (152.89 km/h) | 111.1 mph (178.79 km/h) |
| 100 mph (160.93 km/h) | 116.94 mph (188.2 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1686 | 1959 | 2110 | 2203 | 2304 | 2375 | 2454 | 2548 | 2677 | 2806 | 2950 | 3064 | 3272 | 3502 | 3681 | 3796 | 3861 | 4098 | 4428 | 5145 |
Better Fuel Economy Factory Ratios Increased Power
