Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 295/55-20 | 275/65-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.78 (832.5) | 34.07 (865.5) | 1.3 (33) 4% |
| Width inches (mm) | 11.61 (295) | 10.83 (275) | -0.79 (-20) -6.8% |
| Circum. inches (mm) | 102.97 (2615.38) | 107.05 (2719.05) | 4.08 (103.67) 4% |
| Sidewall Height inches (mm) | 6.39 (162.25) | 7.04 (178.75) | 0.65 (16.5) 10.2% |
| Revolutions per mile (km) | 615.34 (382.35) | 591.88 (367.78) | -23.46 (-14.58) -3.8% |
275/65-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.79 mph (33.46 km/h) |
| 25 mph (40.23 km/h) | 25.99 mph (41.83 km/h) |
| 30 mph (48.28 km/h) | 31.19 mph (50.19 km/h) |
| 35 mph (56.33 km/h) | 36.39 mph (58.56 km/h) |
| 40 mph (64.37 km/h) | 41.59 mph (66.93 km/h) |
| 45 mph (72.42 km/h) | 46.78 mph (75.29 km/h) |
| 50 mph (80.47 km/h) | 51.98 mph (83.66 km/h) |
| 55 mph (88.51 km/h) | 57.18 mph (92.02 km/h) |
| 60 mph (96.56 km/h) | 62.38 mph (100.39 km/h) |
| 65 mph (104.61 km/h) | 67.58 mph (108.75 km/h) |
| 70 mph (112.65 km/h) | 72.77 mph (117.12 km/h) |
| 75 mph (120.7 km/h) | 77.97 mph (125.49 km/h) |
| 80 mph (128.75 km/h) | 83.17 mph (133.85 km/h) |
| 85 mph (136.79 km/h) | 88.37 mph (142.22 km/h) |
| 90 mph (144.84 km/h) | 93.57 mph (150.58 km/h) |
| 95 mph (152.89 km/h) | 98.77 mph (158.95 km/h) |
| 100 mph (160.93 km/h) | 103.96 mph (167.31 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1506 | 1750 | 1884 | 1968 | 2057 | 2122 | 2192 | 2275 | 2391 | 2506 | 2634 | 2737 | 2923 | 3128 | 3288 | 3391 | 3448 | 3660 | 3955 | 4596 |
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