Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/80-17 | 275/80-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.69 (855.8) | 34.32 (871.8) | 0.63 (16) 1.9% |
| Width inches (mm) | 10.43 (265) | 10.83 (275) | 0.39 (10) 3.8% |
| Circum. inches (mm) | 105.85 (2688.57) | 107.83 (2738.84) | 1.98 (50.27) 1.9% |
| Sidewall Height inches (mm) | 8.35 (212) | 8.66 (220) | 0.31 (8) 3.8% |
| Revolutions per mile (km) | 598.59 (371.94) | 587.6 (365.12) | -10.99 (-6.83) -1.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.37 mph (32.79 km/h) |
| 25 mph (40.23 km/h) | 25.47 mph (40.99 km/h) |
| 30 mph (48.28 km/h) | 30.56 mph (49.18 km/h) |
| 35 mph (56.33 km/h) | 35.65 mph (57.38 km/h) |
| 40 mph (64.37 km/h) | 40.75 mph (65.58 km/h) |
| 45 mph (72.42 km/h) | 45.84 mph (73.77 km/h) |
| 50 mph (80.47 km/h) | 50.93 mph (81.97 km/h) |
| 55 mph (88.51 km/h) | 56.03 mph (90.17 km/h) |
| 60 mph (96.56 km/h) | 61.12 mph (98.37 km/h) |
| 65 mph (104.61 km/h) | 66.22 mph (106.56 km/h) |
| 70 mph (112.65 km/h) | 71.31 mph (114.76 km/h) |
| 75 mph (120.7 km/h) | 76.4 mph (122.96 km/h) |
| 80 mph (128.75 km/h) | 81.5 mph (131.15 km/h) |
| 85 mph (136.79 km/h) | 86.59 mph (139.35 km/h) |
| 90 mph (144.84 km/h) | 91.68 mph (147.55 km/h) |
| 95 mph (152.89 km/h) | 96.78 mph (155.75 km/h) |
| 100 mph (160.93 km/h) | 101.87 mph (163.94 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1495 | 1737 | 1871 | 1953 | 2043 | 2106 | 2176 | 2259 | 2373 | 2488 | 2615 | 2717 | 2902 | 3105 | 3264 | 3366 | 3423 | 3633 | 3926 | 4562 |
Better Fuel Economy Factory Ratios Increased Power
