Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 260/65-18 | 265/70-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 31.31 (795.2) | 32.61 (828.2) | 1.3 (33) 4.1% |
| Width inches (mm) | 10.24 (260) | 10.43 (265) | 0.2 (5) 1.9% |
| Circum. inches (mm) | 98.35 (2498.19) | 102.44 (2601.87) | 4.08 (103.67) 4.1% |
| Sidewall Height inches (mm) | 6.65 (169) | 7.3 (185.5) | 0.65 (16.5) 9.8% |
| Revolutions per mile (km) | 644.2 (400.29) | 618.53 (384.34) | -25.67 (-15.95) -4% |
265/70-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.83 mph (33.52 km/h) |
| 25 mph (40.23 km/h) | 26.04 mph (41.9 km/h) |
| 30 mph (48.28 km/h) | 31.24 mph (50.28 km/h) |
| 35 mph (56.33 km/h) | 36.45 mph (58.66 km/h) |
| 40 mph (64.37 km/h) | 41.66 mph (67.05 km/h) |
| 45 mph (72.42 km/h) | 46.87 mph (75.43 km/h) |
| 50 mph (80.47 km/h) | 52.07 mph (83.81 km/h) |
| 55 mph (88.51 km/h) | 57.28 mph (92.19 km/h) |
| 60 mph (96.56 km/h) | 62.49 mph (100.57 km/h) |
| 65 mph (104.61 km/h) | 67.7 mph (108.95 km/h) |
| 70 mph (112.65 km/h) | 72.9 mph (117.33 km/h) |
| 75 mph (120.7 km/h) | 78.11 mph (125.71 km/h) |
| 80 mph (128.75 km/h) | 83.32 mph (134.09 km/h) |
| 85 mph (136.79 km/h) | 88.53 mph (142.47 km/h) |
| 90 mph (144.84 km/h) | 93.73 mph (150.85 km/h) |
| 95 mph (152.89 km/h) | 98.94 mph (159.23 km/h) |
| 100 mph (160.93 km/h) | 104.15 mph (167.61 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1574 | 1829 | 1969 | 2056 | 2150 | 2217 | 2291 | 2378 | 2498 | 2619 | 2753 | 2860 | 3054 | 3269 | 3436 | 3543 | 3604 | 3825 | 4133 | 4803 |
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