Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/66-17 | 265/80-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.77 (781.6) | 33.69 (855.8) | 2.92 (74.2) 9.5% |
| Width inches (mm) | 10.43 (265) | 10.43 (265) | 0 (0) 0% |
| Circum. inches (mm) | 96.67 (2455.47) | 105.85 (2688.57) | 9.18 (233.11) 9.5% |
| Sidewall Height inches (mm) | 6.89 (174.9) | 8.35 (212) | 1.46 (37.1) 21.2% |
| Revolutions per mile (km) | 655.41 (407.25) | 598.59 (371.94) | -56.83 (-35.31) -8.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.9 mph (35.24 km/h) |
| 25 mph (40.23 km/h) | 27.37 mph (44.05 km/h) |
| 30 mph (48.28 km/h) | 32.85 mph (52.86 km/h) |
| 35 mph (56.33 km/h) | 38.32 mph (61.67 km/h) |
| 40 mph (64.37 km/h) | 43.8 mph (70.49 km/h) |
| 45 mph (72.42 km/h) | 49.27 mph (79.3 km/h) |
| 50 mph (80.47 km/h) | 54.75 mph (88.11 km/h) |
| 55 mph (88.51 km/h) | 60.22 mph (96.92 km/h) |
| 60 mph (96.56 km/h) | 65.7 mph (105.73 km/h) |
| 65 mph (104.61 km/h) | 71.17 mph (114.54 km/h) |
| 70 mph (112.65 km/h) | 76.65 mph (123.35 km/h) |
| 75 mph (120.7 km/h) | 82.12 mph (132.16 km/h) |
| 80 mph (128.75 km/h) | 87.59 mph (140.97 km/h) |
| 85 mph (136.79 km/h) | 93.07 mph (149.78 km/h) |
| 90 mph (144.84 km/h) | 98.54 mph (158.59 km/h) |
| 95 mph (152.89 km/h) | 104.02 mph (167.4 km/h) |
| 100 mph (160.93 km/h) | 109.49 mph (176.21 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1523 | 1770 | 1906 | 1990 | 2081 | 2146 | 2217 | 2301 | 2418 | 2534 | 2664 | 2768 | 2956 | 3163 | 3325 | 3429 | 3487 | 3701 | 3999 | 4648 |
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