Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/90-17 | 310/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.69 (728.8) | 34.09 (865.8) | 5.39 (137) 18.8% |
| Width inches (mm) | 6.5 (165) | 12.2 (310) | 5.71 (145) 87.9% |
| Circum. inches (mm) | 90.14 (2289.59) | 107.09 (2719.99) | 16.94 (430.4) 18.8% |
| Sidewall Height inches (mm) | 5.85 (148.5) | 8.54 (217) | 2.7 (68.5) 46.1% |
| Revolutions per mile (km) | 702.9 (436.76) | 591.67 (367.65) | -111.22 (-69.11) -15.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.76 mph (38.24 km/h) |
| 25 mph (40.23 km/h) | 29.7 mph (47.8 km/h) |
| 30 mph (48.28 km/h) | 35.64 mph (57.36 km/h) |
| 35 mph (56.33 km/h) | 41.58 mph (66.92 km/h) |
| 40 mph (64.37 km/h) | 47.52 mph (76.47 km/h) |
| 45 mph (72.42 km/h) | 53.46 mph (86.03 km/h) |
| 50 mph (80.47 km/h) | 59.4 mph (95.59 km/h) |
| 55 mph (88.51 km/h) | 65.34 mph (105.15 km/h) |
| 60 mph (96.56 km/h) | 71.28 mph (114.71 km/h) |
| 65 mph (104.61 km/h) | 77.22 mph (124.27 km/h) |
| 70 mph (112.65 km/h) | 83.16 mph (133.83 km/h) |
| 75 mph (120.7 km/h) | 89.1 mph (143.39 km/h) |
| 80 mph (128.75 km/h) | 95.04 mph (152.95 km/h) |
| 85 mph (136.79 km/h) | 100.98 mph (162.51 km/h) |
| 90 mph (144.84 km/h) | 106.92 mph (172.07 km/h) |
| 95 mph (152.89 km/h) | 112.86 mph (181.63 km/h) |
| 100 mph (160.93 km/h) | 118.8 mph (191.19 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1506 | 1749 | 1884 | 1967 | 2057 | 2121 | 2191 | 2275 | 2390 | 2505 | 2633 | 2736 | 2922 | 3127 | 3287 | 3389 | 3447 | 3659 | 3953 | 4594 |
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