Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/45-17 | 265/45-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.68 (652.3) | 26.39 (670.3) | 0.71 (18) 2.8% |
| Width inches (mm) | 9.65 (245) | 10.43 (265) | 0.79 (20) 8.2% |
| Circum. inches (mm) | 80.68 (2049.26) | 82.91 (2105.81) | 2.23 (56.55) 2.8% |
| Sidewall Height inches (mm) | 4.34 (110.25) | 4.69 (119.25) | 0.35 (9) 8.2% |
| Revolutions per mile (km) | 785.33 (487.98) | 764.24 (474.88) | -21.09 (-13.1) -2.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.55 mph (33.08 km/h) |
| 25 mph (40.23 km/h) | 25.69 mph (41.34 km/h) |
| 30 mph (48.28 km/h) | 30.83 mph (49.61 km/h) |
| 35 mph (56.33 km/h) | 35.97 mph (57.88 km/h) |
| 40 mph (64.37 km/h) | 41.1 mph (66.15 km/h) |
| 45 mph (72.42 km/h) | 46.24 mph (74.42 km/h) |
| 50 mph (80.47 km/h) | 51.38 mph (82.69 km/h) |
| 55 mph (88.51 km/h) | 56.52 mph (90.96 km/h) |
| 60 mph (96.56 km/h) | 61.66 mph (99.23 km/h) |
| 65 mph (104.61 km/h) | 66.79 mph (107.49 km/h) |
| 70 mph (112.65 km/h) | 71.93 mph (115.76 km/h) |
| 75 mph (120.7 km/h) | 77.07 mph (124.03 km/h) |
| 80 mph (128.75 km/h) | 82.21 mph (132.3 km/h) |
| 85 mph (136.79 km/h) | 87.35 mph (140.57 km/h) |
| 90 mph (144.84 km/h) | 92.48 mph (148.84 km/h) |
| 95 mph (152.89 km/h) | 97.62 mph (157.11 km/h) |
| 100 mph (160.93 km/h) | 102.76 mph (165.38 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
