Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/55-18 | 265/60-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.04 (737.7) | 30.52 (775.2) | 1.48 (37.5) 5.1% |
| Width inches (mm) | 10.04 (255) | 10.43 (265) | 0.39 (10) 3.9% |
| Circum. inches (mm) | 91.24 (2317.55) | 95.88 (2435.36) | 4.64 (117.81) 5.1% |
| Sidewall Height inches (mm) | 5.52 (140.25) | 6.26 (159) | 0.74 (18.75) 13.4% |
| Revolutions per mile (km) | 694.42 (431.49) | 660.82 (410.62) | -33.59 (-20.87) -4.8% |
265/60-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.02 mph (33.82 km/h) |
| 25 mph (40.23 km/h) | 26.27 mph (42.28 km/h) |
| 30 mph (48.28 km/h) | 31.53 mph (50.73 km/h) |
| 35 mph (56.33 km/h) | 36.78 mph (59.19 km/h) |
| 40 mph (64.37 km/h) | 42.03 mph (67.65 km/h) |
| 45 mph (72.42 km/h) | 47.29 mph (76.1 km/h) |
| 50 mph (80.47 km/h) | 52.54 mph (84.56 km/h) |
| 55 mph (88.51 km/h) | 57.8 mph (93.01 km/h) |
| 60 mph (96.56 km/h) | 63.05 mph (101.47 km/h) |
| 65 mph (104.61 km/h) | 68.3 mph (109.93 km/h) |
| 70 mph (112.65 km/h) | 73.56 mph (118.38 km/h) |
| 75 mph (120.7 km/h) | 78.81 mph (126.84 km/h) |
| 80 mph (128.75 km/h) | 84.07 mph (135.29 km/h) |
| 85 mph (136.79 km/h) | 89.32 mph (143.75 km/h) |
| 90 mph (144.84 km/h) | 94.58 mph (152.2 km/h) |
| 95 mph (152.89 km/h) | 99.83 mph (160.66 km/h) |
| 100 mph (160.93 km/h) | 105.08 mph (169.12 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1682 | 1954 | 2104 | 2197 | 2297 | 2369 | 2447 | 2540 | 2669 | 2798 | 2941 | 3056 | 3263 | 3492 | 3671 | 3786 | 3850 | 4086 | 4415 | 5131 |
Better Fuel Economy Factory Ratios Increased Power
