Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 80/70-17 | 275/90-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.41 (543.8) | 36.49 (926.8) | 15.08 (383) 70.4% |
| Width inches (mm) | 3.15 (80) | 10.83 (275) | 7.68 (195) 243.8% |
| Circum. inches (mm) | 67.26 (1708.4) | 114.63 (2911.63) | 47.37 (1203.23) 70.4% |
| Sidewall Height inches (mm) | 2.2 (56) | 9.74 (247.5) | 7.54 (191.5) 342% |
| Revolutions per mile (km) | 942.02 (585.34) | 552.73 (343.45) | -389.29 (-241.89) -41.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 34.09 mph (54.86 km/h) |
| 25 mph (40.23 km/h) | 42.61 mph (68.57 km/h) |
| 30 mph (48.28 km/h) | 51.13 mph (82.28 km/h) |
| 35 mph (56.33 km/h) | 59.65 mph (96 km/h) |
| 40 mph (64.37 km/h) | 68.17 mph (109.71 km/h) |
| 45 mph (72.42 km/h) | 76.69 mph (123.43 km/h) |
| 50 mph (80.47 km/h) | 85.22 mph (137.14 km/h) |
| 55 mph (88.51 km/h) | 93.74 mph (150.85 km/h) |
| 60 mph (96.56 km/h) | 102.26 mph (164.57 km/h) |
| 65 mph (104.61 km/h) | 110.78 mph (178.28 km/h) |
| 70 mph (112.65 km/h) | 119.3 mph (192 km/h) |
| 75 mph (120.7 km/h) | 127.82 mph (205.71 km/h) |
| 80 mph (128.75 km/h) | 136.34 mph (219.43 km/h) |
| 85 mph (136.79 km/h) | 144.87 mph (233.14 km/h) |
| 90 mph (144.84 km/h) | 153.39 mph (246.85 km/h) |
| 95 mph (152.89 km/h) | 161.91 mph (260.57 km/h) |
| 100 mph (160.93 km/h) | 170.43 mph (274.28 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1407 | 1634 | 1760 | 1838 | 1921 | 1981 | 2047 | 2125 | 2233 | 2340 | 2460 | 2556 | 2729 | 2921 | 3071 | 3166 | 3220 | 3418 | 3693 | 4292 |
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