Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/30-20 | 275/35-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.26 (667) | 27.58 (700.5) | 1.32 (33.5) 5% |
| Width inches (mm) | 10.43 (265) | 10.83 (275) | 0.39 (10) 3.8% |
| Circum. inches (mm) | 82.5 (2095.44) | 86.64 (2200.69) | 4.14 (105.24) 5% |
| Sidewall Height inches (mm) | 3.13 (79.5) | 3.79 (96.25) | 0.66 (16.75) 21.1% |
| Revolutions per mile (km) | 768.02 (477.23) | 731.29 (454.4) | -36.73 (-22.82) -4.8% |
275/35-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21 mph (33.8 km/h) |
| 25 mph (40.23 km/h) | 26.26 mph (42.25 km/h) |
| 30 mph (48.28 km/h) | 31.51 mph (50.71 km/h) |
| 35 mph (56.33 km/h) | 36.76 mph (59.16 km/h) |
| 40 mph (64.37 km/h) | 42.01 mph (67.61 km/h) |
| 45 mph (72.42 km/h) | 47.26 mph (76.06 km/h) |
| 50 mph (80.47 km/h) | 52.51 mph (84.51 km/h) |
| 55 mph (88.51 km/h) | 57.76 mph (92.96 km/h) |
| 60 mph (96.56 km/h) | 63.01 mph (101.41 km/h) |
| 65 mph (104.61 km/h) | 68.26 mph (109.86 km/h) |
| 70 mph (112.65 km/h) | 73.52 mph (118.31 km/h) |
| 75 mph (120.7 km/h) | 78.77 mph (126.76 km/h) |
| 80 mph (128.75 km/h) | 84.02 mph (135.21 km/h) |
| 85 mph (136.79 km/h) | 89.27 mph (143.66 km/h) |
| 90 mph (144.84 km/h) | 94.52 mph (152.12 km/h) |
| 95 mph (152.89 km/h) | 99.77 mph (160.57 km/h) |
| 100 mph (160.93 km/h) | 105.02 mph (169.02 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1861 | 2162 | 2328 | 2431 | 2542 | 2621 | 2708 | 2811 | 2954 | 3096 | 3255 | 3381 | 3611 | 3865 | 4063 | 4189 | 4260 | 4522 | 4886 | 5678 |
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