Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/70-20 | 275/60-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 35.16 (893) | 32.99 (838) | -2.17 (-55) -6.2% |
| Width inches (mm) | 10.83 (275) | 10.83 (275) | 0 (0) 0% |
| Circum. inches (mm) | 110.45 (2805.44) | 103.65 (2632.65) | -6.8 (-172.79) -6.2% |
| Sidewall Height inches (mm) | 7.58 (192.5) | 6.5 (165) | -1.08 (-27.5) -14.3% |
| Revolutions per mile (km) | 573.65 (356.45) | 611.3 (379.84) | 37.65 (23.39) 6.6% |
275/60-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.77 mph (30.2 km/h) |
| 25 mph (40.23 km/h) | 23.46 mph (37.76 km/h) |
| 30 mph (48.28 km/h) | 28.15 mph (45.31 km/h) |
| 35 mph (56.33 km/h) | 32.84 mph (52.86 km/h) |
| 40 mph (64.37 km/h) | 37.54 mph (60.41 km/h) |
| 45 mph (72.42 km/h) | 42.23 mph (67.96 km/h) |
| 50 mph (80.47 km/h) | 46.92 mph (75.51 km/h) |
| 55 mph (88.51 km/h) | 51.61 mph (83.06 km/h) |
| 60 mph (96.56 km/h) | 56.3 mph (90.61 km/h) |
| 65 mph (104.61 km/h) | 61 mph (98.16 km/h) |
| 70 mph (112.65 km/h) | 65.69 mph (105.72 km/h) |
| 75 mph (120.7 km/h) | 70.38 mph (113.27 km/h) |
| 80 mph (128.75 km/h) | 75.07 mph (120.82 km/h) |
| 85 mph (136.79 km/h) | 79.76 mph (128.37 km/h) |
| 90 mph (144.84 km/h) | 84.46 mph (135.92 km/h) |
| 95 mph (152.89 km/h) | 89.15 mph (143.47 km/h) |
| 100 mph (160.93 km/h) | 93.84 mph (151.02 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1556 | 1807 | 1946 | 2032 | 2125 | 2191 | 2264 | 2350 | 2469 | 2588 | 2721 | 2827 | 3019 | 3230 | 3396 | 3502 | 3561 | 3780 | 4084 | 4746 |
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