Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/65-22 | 275/55-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 36.07 (916.3) | 31.91 (810.5) | -4.17 (-105.8) -11.5% |
| Width inches (mm) | 10.83 (275) | 10.83 (275) | 0 (0) 0% |
| Circum. inches (mm) | 113.33 (2878.64) | 100.25 (2546.26) | -13.09 (-332.38) -11.5% |
| Sidewall Height inches (mm) | 7.04 (178.75) | 5.95 (151.25) | -1.08 (-27.5) -15.4% |
| Revolutions per mile (km) | 559.06 (347.39) | 632.04 (392.73) | 72.98 (45.35) 13.1% |
275/55-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.69 mph (28.47 km/h) |
| 25 mph (40.23 km/h) | 22.11 mph (35.59 km/h) |
| 30 mph (48.28 km/h) | 26.54 mph (42.71 km/h) |
| 35 mph (56.33 km/h) | 30.96 mph (49.82 km/h) |
| 40 mph (64.37 km/h) | 35.38 mph (56.94 km/h) |
| 45 mph (72.42 km/h) | 39.8 mph (64.06 km/h) |
| 50 mph (80.47 km/h) | 44.23 mph (71.18 km/h) |
| 55 mph (88.51 km/h) | 48.65 mph (78.29 km/h) |
| 60 mph (96.56 km/h) | 53.07 mph (85.41 km/h) |
| 65 mph (104.61 km/h) | 57.49 mph (92.53 km/h) |
| 70 mph (112.65 km/h) | 61.92 mph (99.65 km/h) |
| 75 mph (120.7 km/h) | 66.34 mph (106.76 km/h) |
| 80 mph (128.75 km/h) | 70.76 mph (113.88 km/h) |
| 85 mph (136.79 km/h) | 75.19 mph (121 km/h) |
| 90 mph (144.84 km/h) | 79.61 mph (128.12 km/h) |
| 95 mph (152.89 km/h) | 84.03 mph (135.23 km/h) |
| 100 mph (160.93 km/h) | 88.45 mph (142.35 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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