Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/35-15 | 275/50-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.58 (573.5) | 30.83 (783) | 8.25 (209.5) 36.5% |
| Width inches (mm) | 10.83 (275) | 10.83 (275) | 0 (0) 0% |
| Circum. inches (mm) | 70.93 (1801.7) | 96.85 (2459.87) | 25.91 (658.16) 36.5% |
| Sidewall Height inches (mm) | 3.79 (96.25) | 5.41 (137.5) | 1.62 (41.25) 42.9% |
| Revolutions per mile (km) | 893.23 (555.03) | 654.24 (406.53) | -238.99 (-148.5) -26.8% |
275/50-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 27.31 mph (43.94 km/h) |
| 25 mph (40.23 km/h) | 34.13 mph (54.93 km/h) |
| 30 mph (48.28 km/h) | 40.96 mph (65.92 km/h) |
| 35 mph (56.33 km/h) | 47.79 mph (76.9 km/h) |
| 40 mph (64.37 km/h) | 54.61 mph (87.89 km/h) |
| 45 mph (72.42 km/h) | 61.44 mph (98.88 km/h) |
| 50 mph (80.47 km/h) | 68.27 mph (109.86 km/h) |
| 55 mph (88.51 km/h) | 75.09 mph (120.85 km/h) |
| 60 mph (96.56 km/h) | 81.92 mph (131.83 km/h) |
| 65 mph (104.61 km/h) | 88.74 mph (142.82 km/h) |
| 70 mph (112.65 km/h) | 95.57 mph (153.81 km/h) |
| 75 mph (120.7 km/h) | 102.4 mph (164.79 km/h) |
| 80 mph (128.75 km/h) | 109.22 mph (175.78 km/h) |
| 85 mph (136.79 km/h) | 116.05 mph (186.77 km/h) |
| 90 mph (144.84 km/h) | 122.88 mph (197.75 km/h) |
| 95 mph (152.89 km/h) | 129.7 mph (208.74 km/h) |
| 100 mph (160.93 km/h) | 136.53 mph (219.72 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1665 | 1934 | 2083 | 2175 | 2274 | 2345 | 2423 | 2515 | 2643 | 2770 | 2912 | 3025 | 3231 | 3457 | 3634 | 3748 | 3812 | 4045 | 4371 | 5080 |
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