Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/55-19 | 315/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.48 (774.1) | 34.36 (872.8) | 3.89 (98.7) 12.8% |
| Width inches (mm) | 10.43 (265) | 12.4 (315) | 1.97 (50) 18.9% |
| Circum. inches (mm) | 95.74 (2431.91) | 107.95 (2741.98) | 12.21 (310.08) 12.8% |
| Sidewall Height inches (mm) | 5.74 (145.75) | 8.68 (220.5) | 2.94 (74.75) 51.3% |
| Revolutions per mile (km) | 661.76 (411.2) | 586.93 (364.7) | -74.83 (-46.5) -11.3% |
315/70-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.55 mph (36.29 km/h) |
| 25 mph (40.23 km/h) | 28.19 mph (45.36 km/h) |
| 30 mph (48.28 km/h) | 33.83 mph (54.44 km/h) |
| 35 mph (56.33 km/h) | 39.46 mph (63.51 km/h) |
| 40 mph (64.37 km/h) | 45.1 mph (72.58 km/h) |
| 45 mph (72.42 km/h) | 50.74 mph (81.65 km/h) |
| 50 mph (80.47 km/h) | 56.38 mph (90.73 km/h) |
| 55 mph (88.51 km/h) | 62.01 mph (99.8 km/h) |
| 60 mph (96.56 km/h) | 67.65 mph (108.87 km/h) |
| 65 mph (104.61 km/h) | 73.29 mph (117.95 km/h) |
| 70 mph (112.65 km/h) | 78.93 mph (127.02 km/h) |
| 75 mph (120.7 km/h) | 84.56 mph (136.09 km/h) |
| 80 mph (128.75 km/h) | 90.2 mph (145.16 km/h) |
| 85 mph (136.79 km/h) | 95.84 mph (154.24 km/h) |
| 90 mph (144.84 km/h) | 101.48 mph (163.31 km/h) |
| 95 mph (152.89 km/h) | 107.11 mph (172.38 km/h) |
| 100 mph (160.93 km/h) | 112.75 mph (181.45 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1494 | 1735 | 1869 | 1951 | 2040 | 2104 | 2174 | 2256 | 2371 | 2485 | 2612 | 2714 | 2898 | 3102 | 3261 | 3362 | 3419 | 3629 | 3922 | 4557 |
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