Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/60-18 | 265/70-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.57 (751.2) | 32.61 (828.2) | 3.03 (77) 10.3% |
| Width inches (mm) | 9.65 (245) | 10.43 (265) | 0.79 (20) 8.2% |
| Circum. inches (mm) | 92.91 (2359.96) | 102.44 (2601.87) | 9.52 (241.9) 10.3% |
| Sidewall Height inches (mm) | 5.79 (147) | 7.3 (185.5) | 1.52 (38.5) 26.2% |
| Revolutions per mile (km) | 681.94 (423.73) | 618.53 (384.34) | -63.4 (-39.4) -9.3% |
265/70-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.05 mph (35.49 km/h) |
| 25 mph (40.23 km/h) | 27.56 mph (44.36 km/h) |
| 30 mph (48.28 km/h) | 33.08 mph (53.23 km/h) |
| 35 mph (56.33 km/h) | 38.59 mph (62.1 km/h) |
| 40 mph (64.37 km/h) | 44.1 mph (70.97 km/h) |
| 45 mph (72.42 km/h) | 49.61 mph (79.84 km/h) |
| 50 mph (80.47 km/h) | 55.13 mph (88.72 km/h) |
| 55 mph (88.51 km/h) | 60.64 mph (97.59 km/h) |
| 60 mph (96.56 km/h) | 66.15 mph (106.46 km/h) |
| 65 mph (104.61 km/h) | 71.66 mph (115.33 km/h) |
| 70 mph (112.65 km/h) | 77.18 mph (124.2 km/h) |
| 75 mph (120.7 km/h) | 82.69 mph (133.07 km/h) |
| 80 mph (128.75 km/h) | 88.2 mph (141.94 km/h) |
| 85 mph (136.79 km/h) | 93.71 mph (150.82 km/h) |
| 90 mph (144.84 km/h) | 99.23 mph (159.69 km/h) |
| 95 mph (152.89 km/h) | 104.74 mph (168.56 km/h) |
| 100 mph (160.93 km/h) | 110.25 mph (177.43 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1574 | 1829 | 1969 | 2056 | 2150 | 2217 | 2291 | 2378 | 2498 | 2619 | 2753 | 2860 | 3054 | 3269 | 3436 | 3543 | 3604 | 3825 | 4133 | 4803 |
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