Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/65-17 | 285/75-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 31.07 (789.3) | 33.83 (859.3) | 2.76 (70) 8.9% |
| Width inches (mm) | 10.83 (275) | 11.22 (285) | 0.39 (10) 3.6% |
| Circum. inches (mm) | 97.62 (2479.66) | 106.28 (2699.57) | 8.66 (219.91) 8.9% |
| Sidewall Height inches (mm) | 7.04 (178.75) | 8.42 (213.75) | 1.38 (35) 19.6% |
| Revolutions per mile (km) | 649.02 (403.28) | 596.15 (370.43) | -52.87 (-32.85) -8.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.77 mph (35.04 km/h) |
| 25 mph (40.23 km/h) | 27.22 mph (43.8 km/h) |
| 30 mph (48.28 km/h) | 32.66 mph (52.56 km/h) |
| 35 mph (56.33 km/h) | 38.1 mph (61.32 km/h) |
| 40 mph (64.37 km/h) | 43.55 mph (70.08 km/h) |
| 45 mph (72.42 km/h) | 48.99 mph (78.84 km/h) |
| 50 mph (80.47 km/h) | 54.43 mph (87.6 km/h) |
| 55 mph (88.51 km/h) | 59.88 mph (96.36 km/h) |
| 60 mph (96.56 km/h) | 65.32 mph (105.12 km/h) |
| 65 mph (104.61 km/h) | 70.76 mph (113.88 km/h) |
| 70 mph (112.65 km/h) | 76.21 mph (122.65 km/h) |
| 75 mph (120.7 km/h) | 81.65 mph (131.41 km/h) |
| 80 mph (128.75 km/h) | 87.09 mph (140.17 km/h) |
| 85 mph (136.79 km/h) | 92.54 mph (148.93 km/h) |
| 90 mph (144.84 km/h) | 97.98 mph (157.69 km/h) |
| 95 mph (152.89 km/h) | 103.43 mph (166.45 km/h) |
| 100 mph (160.93 km/h) | 108.87 mph (175.21 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1517 | 1762 | 1898 | 1982 | 2072 | 2137 | 2208 | 2292 | 2408 | 2524 | 2653 | 2757 | 2944 | 3150 | 3312 | 3415 | 3473 | 3686 | 3983 | 4629 |
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