Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/70-20 | 265/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 34.61 (879) | 31.61 (802.8) | -3 (-76.2) -8.7% |
| Width inches (mm) | 10.43 (265) | 10.43 (265) | 0 (0) 0% |
| Circum. inches (mm) | 108.72 (2761.46) | 99.29 (2522.07) | -9.42 (-239.39) -8.7% |
| Sidewall Height inches (mm) | 7.3 (185.5) | 7.3 (185.5) | 0 (0) 0% |
| Revolutions per mile (km) | 582.79 (362.13) | 638.1 (396.5) | 55.32 (34.37) 9.5% |
265/70-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.27 mph (29.4 km/h) |
| 25 mph (40.23 km/h) | 22.83 mph (36.75 km/h) |
| 30 mph (48.28 km/h) | 27.4 mph (44.1 km/h) |
| 35 mph (56.33 km/h) | 31.97 mph (51.44 km/h) |
| 40 mph (64.37 km/h) | 36.53 mph (58.79 km/h) |
| 45 mph (72.42 km/h) | 41.1 mph (66.14 km/h) |
| 50 mph (80.47 km/h) | 45.67 mph (73.49 km/h) |
| 55 mph (88.51 km/h) | 50.23 mph (80.84 km/h) |
| 60 mph (96.56 km/h) | 54.8 mph (88.19 km/h) |
| 65 mph (104.61 km/h) | 59.37 mph (95.54 km/h) |
| 70 mph (112.65 km/h) | 63.93 mph (102.89 km/h) |
| 75 mph (120.7 km/h) | 68.5 mph (110.24 km/h) |
| 80 mph (128.75 km/h) | 73.06 mph (117.59 km/h) |
| 85 mph (136.79 km/h) | 77.63 mph (124.94 km/h) |
| 90 mph (144.84 km/h) | 82.2 mph (132.29 km/h) |
| 95 mph (152.89 km/h) | 86.76 mph (139.63 km/h) |
| 100 mph (160.93 km/h) | 91.33 mph (146.98 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1624 | 1886 | 2032 | 2121 | 2218 | 2287 | 2363 | 2453 | 2577 | 2702 | 2840 | 2951 | 3151 | 3372 | 3545 | 3655 | 3718 | 3946 | 4263 | 4954 |
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