Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/45-18 | 265/55-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.39 (695.7) | 29.48 (748.7) | 2.09 (53) 7.6% |
| Width inches (mm) | 10.43 (265) | 10.43 (265) | 0 (0) 0% |
| Circum. inches (mm) | 86.05 (2185.61) | 92.6 (2352.11) | 6.56 (166.5) 7.6% |
| Sidewall Height inches (mm) | 4.69 (119.25) | 5.74 (145.75) | 1.04 (26.5) 22.2% |
| Revolutions per mile (km) | 736.34 (457.54) | 684.21 (425.15) | -52.12 (-32.39) -7.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.52 mph (34.64 km/h) |
| 25 mph (40.23 km/h) | 26.9 mph (43.3 km/h) |
| 30 mph (48.28 km/h) | 32.29 mph (51.96 km/h) |
| 35 mph (56.33 km/h) | 37.67 mph (60.62 km/h) |
| 40 mph (64.37 km/h) | 43.05 mph (69.28 km/h) |
| 45 mph (72.42 km/h) | 48.43 mph (77.94 km/h) |
| 50 mph (80.47 km/h) | 53.81 mph (86.6 km/h) |
| 55 mph (88.51 km/h) | 59.19 mph (95.26 km/h) |
| 60 mph (96.56 km/h) | 64.57 mph (103.92 km/h) |
| 65 mph (104.61 km/h) | 69.95 mph (112.58 km/h) |
| 70 mph (112.65 km/h) | 75.33 mph (121.24 km/h) |
| 75 mph (120.7 km/h) | 80.71 mph (129.9 km/h) |
| 80 mph (128.75 km/h) | 86.09 mph (138.56 km/h) |
| 85 mph (136.79 km/h) | 91.48 mph (147.22 km/h) |
| 90 mph (144.84 km/h) | 96.86 mph (155.88 km/h) |
| 95 mph (152.89 km/h) | 102.24 mph (164.54 km/h) |
| 100 mph (160.93 km/h) | 107.62 mph (173.2 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1741 | 2023 | 2178 | 2275 | 2378 | 2452 | 2534 | 2630 | 2764 | 2897 | 3045 | 3164 | 3379 | 3616 | 3801 | 3920 | 3986 | 4231 | 4572 | 5312 |
Better Fuel Economy Factory Ratios Increased Power
