Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/60-18 | 265/55-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.52 (775.2) | 29.48 (748.7) | -1.04 (-26.5) -3.4% |
| Width inches (mm) | 10.43 (265) | 10.43 (265) | 0 (0) 0% |
| Circum. inches (mm) | 95.88 (2435.36) | 92.6 (2352.11) | -3.28 (-83.25) -3.4% |
| Sidewall Height inches (mm) | 6.26 (159) | 5.74 (145.75) | -0.52 (-13.25) -8.3% |
| Revolutions per mile (km) | 660.82 (410.62) | 684.21 (425.15) | 23.39 (14.53) 3.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.32 mph (31.09 km/h) |
| 25 mph (40.23 km/h) | 24.15 mph (38.86 km/h) |
| 30 mph (48.28 km/h) | 28.97 mph (46.63 km/h) |
| 35 mph (56.33 km/h) | 33.8 mph (54.4 km/h) |
| 40 mph (64.37 km/h) | 38.63 mph (62.17 km/h) |
| 45 mph (72.42 km/h) | 43.46 mph (69.94 km/h) |
| 50 mph (80.47 km/h) | 48.29 mph (77.72 km/h) |
| 55 mph (88.51 km/h) | 53.12 mph (85.49 km/h) |
| 60 mph (96.56 km/h) | 57.95 mph (93.26 km/h) |
| 65 mph (104.61 km/h) | 62.78 mph (101.03 km/h) |
| 70 mph (112.65 km/h) | 67.61 mph (108.8 km/h) |
| 75 mph (120.7 km/h) | 72.44 mph (116.57 km/h) |
| 80 mph (128.75 km/h) | 77.27 mph (124.35 km/h) |
| 85 mph (136.79 km/h) | 82.09 mph (132.12 km/h) |
| 90 mph (144.84 km/h) | 86.92 mph (139.89 km/h) |
| 95 mph (152.89 km/h) | 91.75 mph (147.66 km/h) |
| 100 mph (160.93 km/h) | 96.58 mph (155.43 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
