Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 260/70-17 | 255/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 31.33 (795.8) | 31.06 (788.8) | -0.28 (-7) -0.9% |
| Width inches (mm) | 10.24 (260) | 10.04 (255) | -0.2 (-5) -1.9% |
| Circum. inches (mm) | 98.43 (2500.08) | 97.56 (2478.09) | -0.87 (-21.99) -0.9% |
| Sidewall Height inches (mm) | 7.17 (182) | 7.03 (178.5) | -0.14 (-3.5) -1.9% |
| Revolutions per mile (km) | 643.72 (399.99) | 649.43 (403.54) | 5.71 (3.55) 0.9% |
255/70-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.82 mph (31.9 km/h) |
| 25 mph (40.23 km/h) | 24.78 mph (39.88 km/h) |
| 30 mph (48.28 km/h) | 29.74 mph (47.86 km/h) |
| 35 mph (56.33 km/h) | 34.69 mph (55.83 km/h) |
| 40 mph (64.37 km/h) | 39.65 mph (63.81 km/h) |
| 45 mph (72.42 km/h) | 44.6 mph (71.78 km/h) |
| 50 mph (80.47 km/h) | 49.56 mph (79.76 km/h) |
| 55 mph (88.51 km/h) | 54.52 mph (87.74 km/h) |
| 60 mph (96.56 km/h) | 59.47 mph (95.71 km/h) |
| 65 mph (104.61 km/h) | 64.43 mph (103.69 km/h) |
| 70 mph (112.65 km/h) | 69.38 mph (111.66 km/h) |
| 75 mph (120.7 km/h) | 74.34 mph (119.64 km/h) |
| 80 mph (128.75 km/h) | 79.3 mph (127.62 km/h) |
| 85 mph (136.79 km/h) | 84.25 mph (135.59 km/h) |
| 90 mph (144.84 km/h) | 89.21 mph (143.57 km/h) |
| 95 mph (152.89 km/h) | 94.16 mph (151.54 km/h) |
| 100 mph (160.93 km/h) | 99.12 mph (159.52 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1653 | 1920 | 2068 | 2159 | 2257 | 2328 | 2405 | 2497 | 2623 | 2750 | 2890 | 3003 | 3207 | 3432 | 3608 | 3720 | 3784 | 4016 | 4339 | 5042 |
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