Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 295/60-20 | 275/55-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.94 (862) | 31.91 (810.5) | -2.03 (-51.5) -6% |
| Width inches (mm) | 11.61 (295) | 10.83 (275) | -0.79 (-20) -6.8% |
| Circum. inches (mm) | 106.62 (2708.05) | 100.25 (2546.26) | -6.37 (-161.79) -6% |
| Sidewall Height inches (mm) | 6.97 (177) | 5.95 (151.25) | -1.01 (-25.75) -14.5% |
| Revolutions per mile (km) | 594.28 (369.27) | 632.04 (392.73) | 37.76 (23.46) 6.4% |
275/55-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.81 mph (30.26 km/h) |
| 25 mph (40.23 km/h) | 23.51 mph (37.83 km/h) |
| 30 mph (48.28 km/h) | 28.21 mph (45.4 km/h) |
| 35 mph (56.33 km/h) | 32.91 mph (52.96 km/h) |
| 40 mph (64.37 km/h) | 37.61 mph (60.53 km/h) |
| 45 mph (72.42 km/h) | 42.31 mph (68.09 km/h) |
| 50 mph (80.47 km/h) | 47.01 mph (75.66 km/h) |
| 55 mph (88.51 km/h) | 51.71 mph (83.23 km/h) |
| 60 mph (96.56 km/h) | 56.42 mph (90.79 km/h) |
| 65 mph (104.61 km/h) | 61.12 mph (98.36 km/h) |
| 70 mph (112.65 km/h) | 65.82 mph (105.92 km/h) |
| 75 mph (120.7 km/h) | 70.52 mph (113.49 km/h) |
| 80 mph (128.75 km/h) | 75.22 mph (121.06 km/h) |
| 85 mph (136.79 km/h) | 79.92 mph (128.62 km/h) |
| 90 mph (144.84 km/h) | 84.62 mph (136.19 km/h) |
| 95 mph (152.89 km/h) | 89.32 mph (143.75 km/h) |
| 100 mph (160.93 km/h) | 94.03 mph (151.32 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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