Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/80-17 | 275/75-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.69 (855.8) | 33.24 (844.3) | -0.45 (-11.5) -1.3% |
| Width inches (mm) | 10.43 (265) | 10.83 (275) | 0.39 (10) 3.8% |
| Circum. inches (mm) | 105.85 (2688.57) | 104.43 (2652.45) | -1.42 (-36.13) -1.3% |
| Sidewall Height inches (mm) | 8.35 (212) | 8.12 (206.25) | -0.23 (-5.75) -2.7% |
| Revolutions per mile (km) | 598.59 (371.94) | 606.74 (377.01) | 8.15 (5.07) 1.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.73 mph (31.75 km/h) |
| 25 mph (40.23 km/h) | 24.66 mph (39.69 km/h) |
| 30 mph (48.28 km/h) | 29.6 mph (47.63 km/h) |
| 35 mph (56.33 km/h) | 34.53 mph (55.57 km/h) |
| 40 mph (64.37 km/h) | 39.46 mph (63.51 km/h) |
| 45 mph (72.42 km/h) | 44.4 mph (71.45 km/h) |
| 50 mph (80.47 km/h) | 49.33 mph (79.39 km/h) |
| 55 mph (88.51 km/h) | 54.26 mph (87.32 km/h) |
| 60 mph (96.56 km/h) | 59.19 mph (95.26 km/h) |
| 65 mph (104.61 km/h) | 64.13 mph (103.2 km/h) |
| 70 mph (112.65 km/h) | 69.06 mph (111.14 km/h) |
| 75 mph (120.7 km/h) | 73.99 mph (119.08 km/h) |
| 80 mph (128.75 km/h) | 78.92 mph (127.02 km/h) |
| 85 mph (136.79 km/h) | 83.86 mph (134.96 km/h) |
| 90 mph (144.84 km/h) | 88.79 mph (142.89 km/h) |
| 95 mph (152.89 km/h) | 93.72 mph (150.83 km/h) |
| 100 mph (160.93 km/h) | 98.66 mph (158.77 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1544 | 1794 | 1932 | 2017 | 2109 | 2175 | 2247 | 2332 | 2451 | 2569 | 2700 | 2806 | 2996 | 3206 | 3371 | 3476 | 3535 | 3752 | 4054 | 4711 |
Better Fuel Economy Factory Ratios Increased Power
