Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 285/75-20 | 265/60-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 36.83 (935.5) | 32.52 (826) | -4.31 (-109.5) -11.7% |
| Width inches (mm) | 11.22 (285) | 10.43 (265) | -0.79 (-20) -7% |
| Circum. inches (mm) | 115.71 (2938.96) | 102.16 (2594.96) | -13.54 (-344) -11.7% |
| Sidewall Height inches (mm) | 8.42 (213.75) | 6.26 (159) | -2.16 (-54.75) -25.6% |
| Revolutions per mile (km) | 547.59 (340.26) | 620.18 (385.36) | 72.59 (45.11) 13.3% |
265/60-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.66 mph (28.42 km/h) |
| 25 mph (40.23 km/h) | 22.07 mph (35.52 km/h) |
| 30 mph (48.28 km/h) | 26.49 mph (42.63 km/h) |
| 35 mph (56.33 km/h) | 30.9 mph (49.73 km/h) |
| 40 mph (64.37 km/h) | 35.32 mph (56.84 km/h) |
| 45 mph (72.42 km/h) | 39.73 mph (63.94 km/h) |
| 50 mph (80.47 km/h) | 44.15 mph (71.05 km/h) |
| 55 mph (88.51 km/h) | 48.56 mph (78.15 km/h) |
| 60 mph (96.56 km/h) | 52.98 mph (85.26 km/h) |
| 65 mph (104.61 km/h) | 57.39 mph (92.36 km/h) |
| 70 mph (112.65 km/h) | 61.81 mph (99.47 km/h) |
| 75 mph (120.7 km/h) | 66.22 mph (106.57 km/h) |
| 80 mph (128.75 km/h) | 70.64 mph (113.68 km/h) |
| 85 mph (136.79 km/h) | 75.05 mph (120.78 km/h) |
| 90 mph (144.84 km/h) | 79.47 mph (127.89 km/h) |
| 95 mph (152.89 km/h) | 83.88 mph (134.99 km/h) |
| 100 mph (160.93 km/h) | 88.3 mph (142.1 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1578 | 1833 | 1974 | 2062 | 2156 | 2223 | 2297 | 2384 | 2505 | 2626 | 2760 | 2868 | 3062 | 3277 | 3445 | 3553 | 3613 | 3835 | 4144 | 4815 |
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