Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 80/70-17 | 275/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.41 (543.8) | 32.16 (816.8) | 10.75 (273) 50.2% |
| Width inches (mm) | 3.15 (80) | 10.83 (275) | 7.68 (195) 243.8% |
| Circum. inches (mm) | 67.26 (1708.4) | 101.03 (2566.05) | 33.77 (857.65) 50.2% |
| Sidewall Height inches (mm) | 2.2 (56) | 7.58 (192.5) | 5.37 (136.5) 243.8% |
| Revolutions per mile (km) | 942.02 (585.34) | 627.17 (389.7) | -314.85 (-195.64) -33.4% |
275/70-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 30.04 mph (48.35 km/h) |
| 25 mph (40.23 km/h) | 37.55 mph (60.43 km/h) |
| 30 mph (48.28 km/h) | 45.06 mph (72.52 km/h) |
| 35 mph (56.33 km/h) | 52.57 mph (84.6 km/h) |
| 40 mph (64.37 km/h) | 60.08 mph (96.69 km/h) |
| 45 mph (72.42 km/h) | 67.59 mph (108.78 km/h) |
| 50 mph (80.47 km/h) | 75.1 mph (120.86 km/h) |
| 55 mph (88.51 km/h) | 82.61 mph (132.95 km/h) |
| 60 mph (96.56 km/h) | 90.12 mph (145.04 km/h) |
| 65 mph (104.61 km/h) | 97.63 mph (157.12 km/h) |
| 70 mph (112.65 km/h) | 105.14 mph (169.21 km/h) |
| 75 mph (120.7 km/h) | 112.65 mph (181.3 km/h) |
| 80 mph (128.75 km/h) | 120.16 mph (193.38 km/h) |
| 85 mph (136.79 km/h) | 127.67 mph (205.47 km/h) |
| 90 mph (144.84 km/h) | 135.18 mph (217.55 km/h) |
| 95 mph (152.89 km/h) | 142.69 mph (229.64 km/h) |
| 100 mph (160.93 km/h) | 150.2 mph (241.73 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1596 | 1854 | 1997 | 2085 | 2180 | 2248 | 2323 | 2411 | 2533 | 2656 | 2791 | 2900 | 3097 | 3314 | 3484 | 3593 | 3654 | 3878 | 4190 | 4870 |
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