Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/55-20 | 275/60-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 31.91 (810.5) | 29.99 (761.8) | -1.92 (-48.7) -6% |
| Width inches (mm) | 10.83 (275) | 10.83 (275) | 0 (0) 0% |
| Circum. inches (mm) | 100.25 (2546.26) | 94.22 (2393.27) | -6.02 (-153) -6% |
| Sidewall Height inches (mm) | 5.95 (151.25) | 6.5 (165) | 0.54 (13.75) 9.1% |
| Revolutions per mile (km) | 632.04 (392.73) | 672.45 (417.84) | 40.4 (25.11) 6.4% |
275/60-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.8 mph (30.25 km/h) |
| 25 mph (40.23 km/h) | 23.5 mph (37.82 km/h) |
| 30 mph (48.28 km/h) | 28.2 mph (45.38 km/h) |
| 35 mph (56.33 km/h) | 32.9 mph (52.94 km/h) |
| 40 mph (64.37 km/h) | 37.6 mph (60.51 km/h) |
| 45 mph (72.42 km/h) | 42.3 mph (68.07 km/h) |
| 50 mph (80.47 km/h) | 47 mph (75.63 km/h) |
| 55 mph (88.51 km/h) | 51.7 mph (83.2 km/h) |
| 60 mph (96.56 km/h) | 56.39 mph (90.76 km/h) |
| 65 mph (104.61 km/h) | 61.09 mph (98.32 km/h) |
| 70 mph (112.65 km/h) | 65.79 mph (105.89 km/h) |
| 75 mph (120.7 km/h) | 70.49 mph (113.45 km/h) |
| 80 mph (128.75 km/h) | 75.19 mph (121.01 km/h) |
| 85 mph (136.79 km/h) | 79.89 mph (128.58 km/h) |
| 90 mph (144.84 km/h) | 84.59 mph (136.14 km/h) |
| 95 mph (152.89 km/h) | 89.29 mph (143.7 km/h) |
| 100 mph (160.93 km/h) | 93.99 mph (151.26 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1711 | 1988 | 2141 | 2236 | 2337 | 2410 | 2490 | 2585 | 2716 | 2847 | 2993 | 3109 | 3321 | 3554 | 3736 | 3852 | 3918 | 4158 | 4493 | 5221 |
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