Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/55-20 | 265/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 31.48 (799.5) | 31.61 (802.8) | 0.13 (3.3) 0.4% |
| Width inches (mm) | 10.43 (265) | 10.43 (265) | 0 (0) 0% |
| Circum. inches (mm) | 98.89 (2511.7) | 99.29 (2522.07) | 0.41 (10.37) 0.4% |
| Sidewall Height inches (mm) | 5.74 (145.75) | 7.3 (185.5) | 1.56 (39.75) 27.3% |
| Revolutions per mile (km) | 640.74 (398.14) | 638.1 (396.5) | -2.63 (-1.64) -0.4% |
265/70-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.08 mph (32.32 km/h) |
| 25 mph (40.23 km/h) | 25.1 mph (40.4 km/h) |
| 30 mph (48.28 km/h) | 30.12 mph (48.48 km/h) |
| 35 mph (56.33 km/h) | 35.14 mph (56.56 km/h) |
| 40 mph (64.37 km/h) | 40.17 mph (64.64 km/h) |
| 45 mph (72.42 km/h) | 45.19 mph (72.72 km/h) |
| 50 mph (80.47 km/h) | 50.21 mph (80.8 km/h) |
| 55 mph (88.51 km/h) | 55.23 mph (88.88 km/h) |
| 60 mph (96.56 km/h) | 60.25 mph (96.96 km/h) |
| 65 mph (104.61 km/h) | 65.27 mph (105.04 km/h) |
| 70 mph (112.65 km/h) | 70.29 mph (113.12 km/h) |
| 75 mph (120.7 km/h) | 75.31 mph (121.2 km/h) |
| 80 mph (128.75 km/h) | 80.33 mph (129.28 km/h) |
| 85 mph (136.79 km/h) | 85.35 mph (137.36 km/h) |
| 90 mph (144.84 km/h) | 90.37 mph (145.44 km/h) |
| 95 mph (152.89 km/h) | 95.39 mph (153.52 km/h) |
| 100 mph (160.93 km/h) | 100.41 mph (161.6 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1624 | 1886 | 2032 | 2121 | 2218 | 2287 | 2363 | 2453 | 2577 | 2702 | 2840 | 2951 | 3151 | 3372 | 3545 | 3655 | 3718 | 3946 | 4263 | 4954 |
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