Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/35-20 | 275/55-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.58 (700.5) | 31.91 (810.5) | 4.33 (110) 15.7% |
| Width inches (mm) | 10.83 (275) | 10.83 (275) | 0 (0) 0% |
| Circum. inches (mm) | 86.64 (2200.69) | 100.25 (2546.26) | 13.61 (345.58) 15.7% |
| Sidewall Height inches (mm) | 3.79 (96.25) | 5.95 (151.25) | 2.17 (55) 57.1% |
| Revolutions per mile (km) | 731.29 (454.4) | 632.04 (392.73) | -99.25 (-61.67) -13.6% |
275/55-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.14 mph (37.24 km/h) |
| 25 mph (40.23 km/h) | 28.93 mph (46.55 km/h) |
| 30 mph (48.28 km/h) | 34.71 mph (55.86 km/h) |
| 35 mph (56.33 km/h) | 40.5 mph (65.17 km/h) |
| 40 mph (64.37 km/h) | 46.28 mph (74.48 km/h) |
| 45 mph (72.42 km/h) | 52.07 mph (83.79 km/h) |
| 50 mph (80.47 km/h) | 57.85 mph (93.1 km/h) |
| 55 mph (88.51 km/h) | 63.64 mph (102.41 km/h) |
| 60 mph (96.56 km/h) | 69.42 mph (111.72 km/h) |
| 65 mph (104.61 km/h) | 75.21 mph (121.03 km/h) |
| 70 mph (112.65 km/h) | 80.99 mph (130.34 km/h) |
| 75 mph (120.7 km/h) | 86.78 mph (139.65 km/h) |
| 80 mph (128.75 km/h) | 92.56 mph (148.97 km/h) |
| 85 mph (136.79 km/h) | 98.35 mph (158.28 km/h) |
| 90 mph (144.84 km/h) | 104.13 mph (167.59 km/h) |
| 95 mph (152.89 km/h) | 109.92 mph (176.9 km/h) |
| 100 mph (160.93 km/h) | 115.7 mph (186.21 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1608 | 1869 | 2012 | 2101 | 2197 | 2265 | 2341 | 2430 | 2553 | 2676 | 2813 | 2923 | 3121 | 3340 | 3511 | 3621 | 3682 | 3908 | 4223 | 4907 |
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