Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/45-17 | 265/45-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.04 (661.3) | 26.39 (670.3) | 0.35 (9) 1.4% |
| Width inches (mm) | 10.04 (255) | 10.43 (265) | 0.39 (10) 3.9% |
| Circum. inches (mm) | 81.79 (2077.54) | 82.91 (2105.81) | 1.11 (28.27) 1.4% |
| Sidewall Height inches (mm) | 4.52 (114.75) | 4.69 (119.25) | 0.18 (4.5) 3.9% |
| Revolutions per mile (km) | 774.64 (481.34) | 764.24 (474.88) | -10.4 (-6.46) -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 (40.78 km/h) |
| 30 mph (48.28 km/h) | 30.41 mph (48.94 km/h) |
| 35 mph (56.33 km/h) | 35.48 mph (57.09 km/h) |
| 40 mph (64.37 km/h) | 40.54 mph (65.25 km/h) |
| 45 mph (72.42 km/h) | 45.61 mph (73.41 km/h) |
| 50 mph (80.47 km/h) | 50.68 mph (81.56 km/h) |
| 55 mph (88.51 km/h) | 55.75 mph (89.72 km/h) |
| 60 mph (96.56 km/h) | 60.82 mph (97.87 km/h) |
| 65 mph (104.61 km/h) | 65.88 mph (106.03 km/h) |
| 70 mph (112.65 km/h) | 70.95 mph (114.19 km/h) |
| 75 mph (120.7 km/h) | 76.02 mph (122.34 km/h) |
| 80 mph (128.75 km/h) | 81.09 mph (130.5 km/h) |
| 85 mph (136.79 km/h) | 86.16 mph (138.66 km/h) |
| 90 mph (144.84 km/h) | 91.22 mph (146.81 km/h) |
| 95 mph (152.89 km/h) | 96.29 mph (154.97 km/h) |
| 100 mph (160.93 km/h) | 101.36 mph (163.12 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1945 | 2259 | 2433 | 2541 | 2657 | 2739 | 2830 | 2938 | 3087 | 3236 | 3401 | 3534 | 3774 | 4039 | 4246 | 4378 | 4452 | 4726 | 5106 | 5934 |
Better Fuel Economy Factory Ratios Increased Power
