Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/65-18 | 265/60-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 31.05 (788.7) | 30.52 (775.2) | -0.53 (-13.5) -1.7% |
| Width inches (mm) | 10.04 (255) | 10.43 (265) | 0.39 (10) 3.9% |
| Circum. inches (mm) | 97.55 (2477.77) | 95.88 (2435.36) | -1.67 (-42.41) -1.7% |
| Sidewall Height inches (mm) | 6.53 (165.75) | 6.26 (159) | -0.27 (-6.75) -4.1% |
| Revolutions per mile (km) | 649.51 (403.59) | 660.82 (410.62) | 11.31 (7.03) 1.7% |
265/60-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.66 mph (31.64 km/h) |
| 25 mph (40.23 km/h) | 24.57 mph (39.55 km/h) |
| 30 mph (48.28 km/h) | 29.49 mph (47.45 km/h) |
| 35 mph (56.33 km/h) | 34.4 mph (55.36 km/h) |
| 40 mph (64.37 km/h) | 39.32 mph (63.27 km/h) |
| 45 mph (72.42 km/h) | 44.23 mph (71.18 km/h) |
| 50 mph (80.47 km/h) | 49.14 mph (79.09 km/h) |
| 55 mph (88.51 km/h) | 54.06 mph (87 km/h) |
| 60 mph (96.56 km/h) | 58.97 mph (94.91 km/h) |
| 65 mph (104.61 km/h) | 63.89 mph (102.82 km/h) |
| 70 mph (112.65 km/h) | 68.8 mph (110.73 km/h) |
| 75 mph (120.7 km/h) | 73.72 mph (118.64 km/h) |
| 80 mph (128.75 km/h) | 78.63 mph (126.54 km/h) |
| 85 mph (136.79 km/h) | 83.55 mph (134.45 km/h) |
| 90 mph (144.84 km/h) | 88.46 mph (142.36 km/h) |
| 95 mph (152.89 km/h) | 93.37 mph (150.27 km/h) |
| 100 mph (160.93 km/h) | 98.29 mph (158.18 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
