Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/60-16 | 275/60-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.99 (736.4) | 32.99 (838) | 4 (101.6) 13.8% |
| Width inches (mm) | 10.83 (275) | 10.83 (275) | 0 (0) 0% |
| Circum. inches (mm) | 91.08 (2313.47) | 103.65 (2632.65) | 12.57 (319.19) 13.8% |
| Sidewall Height inches (mm) | 6.5 (165) | 6.5 (165) | 0 (0) 0% |
| Revolutions per mile (km) | 695.64 (432.25) | 611.3 (379.84) | -84.34 (-52.41) -12.1% |
275/60-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.76 mph (36.63 km/h) |
| 25 mph (40.23 km/h) | 28.45 mph (45.78 km/h) |
| 30 mph (48.28 km/h) | 34.14 mph (54.94 km/h) |
| 35 mph (56.33 km/h) | 39.83 mph (64.1 km/h) |
| 40 mph (64.37 km/h) | 45.52 mph (73.26 km/h) |
| 45 mph (72.42 km/h) | 51.21 mph (82.41 km/h) |
| 50 mph (80.47 km/h) | 56.9 mph (91.57 km/h) |
| 55 mph (88.51 km/h) | 62.59 mph (100.73 km/h) |
| 60 mph (96.56 km/h) | 68.28 mph (109.88 km/h) |
| 65 mph (104.61 km/h) | 73.97 mph (119.04 km/h) |
| 70 mph (112.65 km/h) | 79.66 mph (128.2 km/h) |
| 75 mph (120.7 km/h) | 85.35 mph (137.35 km/h) |
| 80 mph (128.75 km/h) | 91.04 mph (146.51 km/h) |
| 85 mph (136.79 km/h) | 96.73 mph (155.67 km/h) |
| 90 mph (144.84 km/h) | 102.42 mph (164.82 km/h) |
| 95 mph (152.89 km/h) | 108.11 mph (173.98 km/h) |
| 100 mph (160.93 km/h) | 113.8 mph (183.14 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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