Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/55-20 | 295/60-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 31.91 (810.5) | 33.94 (862) | 2.03 (51.5) 6.4% |
| Width inches (mm) | 10.83 (275) | 11.61 (295) | 0.79 (20) 7.3% |
| Circum. inches (mm) | 100.25 (2546.26) | 106.62 (2708.05) | 6.37 (161.79) 6.4% |
| Sidewall Height inches (mm) | 5.95 (151.25) | 6.97 (177) | 1.01 (25.75) 17% |
| Revolutions per mile (km) | 632.04 (392.73) | 594.28 (369.27) | -37.76 (-23.46) -6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.27 mph (34.23 km/h) |
| 25 mph (40.23 km/h) | 26.59 mph (42.79 km/h) |
| 30 mph (48.28 km/h) | 31.91 mph (51.35 km/h) |
| 35 mph (56.33 km/h) | 37.22 mph (59.91 km/h) |
| 40 mph (64.37 km/h) | 42.54 mph (68.46 km/h) |
| 45 mph (72.42 km/h) | 47.86 mph (77.02 km/h) |
| 50 mph (80.47 km/h) | 53.18 mph (85.58 km/h) |
| 55 mph (88.51 km/h) | 58.49 mph (94.14 km/h) |
| 60 mph (96.56 km/h) | 63.81 mph (102.7 km/h) |
| 65 mph (104.61 km/h) | 69.13 mph (111.25 km/h) |
| 70 mph (112.65 km/h) | 74.45 mph (119.81 km/h) |
| 75 mph (120.7 km/h) | 79.77 mph (128.37 km/h) |
| 80 mph (128.75 km/h) | 85.08 mph (136.93 km/h) |
| 85 mph (136.79 km/h) | 90.4 mph (145.49 km/h) |
| 90 mph (144.84 km/h) | 95.72 mph (154.04 km/h) |
| 95 mph (152.89 km/h) | 101.04 mph (162.6 km/h) |
| 100 mph (160.93 km/h) | 106.35 mph (171.16 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1512 | 1757 | 1892 | 1976 | 2066 | 2130 | 2201 | 2285 | 2400 | 2516 | 2645 | 2748 | 2935 | 3141 | 3301 | 3404 | 3462 | 3675 | 3971 | 4614 |
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