Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/80-17 | 275/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.06 (839.8) | 32.16 (816.8) | -0.91 (-23) -2.7% |
| Width inches (mm) | 10.04 (255) | 10.83 (275) | 0.79 (20) 7.8% |
| Circum. inches (mm) | 103.87 (2638.31) | 101.03 (2566.05) | -2.84 (-72.26) -2.7% |
| Sidewall Height inches (mm) | 8.03 (204) | 7.58 (192.5) | -0.45 (-11.5) -5.6% |
| Revolutions per mile (km) | 609.99 (379.03) | 627.17 (389.7) | 17.18 (10.67) 2.8% |
275/70-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.45 mph (31.31 km/h) |
| 25 mph (40.23 km/h) | 24.32 mph (39.13 km/h) |
| 30 mph (48.28 km/h) | 29.18 mph (46.96 km/h) |
| 35 mph (56.33 km/h) | 34.04 mph (54.78 km/h) |
| 40 mph (64.37 km/h) | 38.9 mph (62.61 km/h) |
| 45 mph (72.42 km/h) | 43.77 mph (70.44 km/h) |
| 50 mph (80.47 km/h) | 48.63 mph (78.26 km/h) |
| 55 mph (88.51 km/h) | 53.49 mph (86.09 km/h) |
| 60 mph (96.56 km/h) | 58.36 mph (93.92 km/h) |
| 65 mph (104.61 km/h) | 63.22 mph (101.74 km/h) |
| 70 mph (112.65 km/h) | 68.08 mph (109.57 km/h) |
| 75 mph (120.7 km/h) | 72.95 mph (117.4 km/h) |
| 80 mph (128.75 km/h) | 77.81 mph (125.22 km/h) |
| 85 mph (136.79 km/h) | 82.67 mph (133.05 km/h) |
| 90 mph (144.84 km/h) | 87.54 mph (140.87 km/h) |
| 95 mph (152.89 km/h) | 92.4 mph (148.7 km/h) |
| 100 mph (160.93 km/h) | 97.26 mph (156.53 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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