Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/65-18 | 265/70-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.07 (814.7) | 32.61 (828.2) | 0.53 (13.5) 1.7% |
| Width inches (mm) | 10.83 (275) | 10.43 (265) | -0.39 (-10) -3.6% |
| Circum. inches (mm) | 100.77 (2559.46) | 102.44 (2601.87) | 1.67 (42.41) 1.7% |
| Sidewall Height inches (mm) | 7.04 (178.75) | 7.3 (185.5) | 0.27 (6.75) 3.8% |
| Revolutions per mile (km) | 628.78 (390.71) | 618.53 (384.34) | -10.25 (-6.37) -1.6% |
265/70-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.33 mph (32.72 km/h) |
| 25 mph (40.23 km/h) | 25.41 mph (40.9 km/h) |
| 30 mph (48.28 km/h) | 30.5 mph (49.08 km/h) |
| 35 mph (56.33 km/h) | 35.58 mph (57.26 km/h) |
| 40 mph (64.37 km/h) | 40.66 mph (65.44 km/h) |
| 45 mph (72.42 km/h) | 45.75 mph (73.62 km/h) |
| 50 mph (80.47 km/h) | 50.83 mph (81.8 km/h) |
| 55 mph (88.51 km/h) | 55.91 mph (89.98 km/h) |
| 60 mph (96.56 km/h) | 60.99 mph (98.16 km/h) |
| 65 mph (104.61 km/h) | 66.08 mph (106.34 km/h) |
| 70 mph (112.65 km/h) | 71.16 mph (114.52 km/h) |
| 75 mph (120.7 km/h) | 76.24 mph (122.7 km/h) |
| 80 mph (128.75 km/h) | 81.33 mph (130.88 km/h) |
| 85 mph (136.79 km/h) | 86.41 mph (139.06 km/h) |
| 90 mph (144.84 km/h) | 91.49 mph (147.24 km/h) |
| 95 mph (152.89 km/h) | 96.57 mph (155.42 km/h) |
| 100 mph (160.93 km/h) | 101.66 mph (163.6 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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