Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 295/70-17 | 315/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.26 (844.8) | 34.36 (872.8) | 1.1 (28) 3.3% |
| Width inches (mm) | 11.61 (295) | 12.4 (315) | 0.79 (20) 6.8% |
| Circum. inches (mm) | 104.49 (2654.02) | 107.95 (2741.98) | 3.46 (87.96) 3.3% |
| Sidewall Height inches (mm) | 8.13 (206.5) | 8.68 (220.5) | 0.55 (14) 6.8% |
| Revolutions per mile (km) | 606.38 (376.79) | 586.93 (364.7) | -19.45 (-12.09) -3.2% |
315/70-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.66 mph (33.25 km/h) |
| 25 mph (40.23 km/h) | 25.83 mph (41.57 km/h) |
| 30 mph (48.28 km/h) | 30.99 mph (49.88 km/h) |
| 35 mph (56.33 km/h) | 36.16 mph (58.19 km/h) |
| 40 mph (64.37 km/h) | 41.33 mph (66.51 km/h) |
| 45 mph (72.42 km/h) | 46.49 mph (74.82 km/h) |
| 50 mph (80.47 km/h) | 51.66 mph (83.13 km/h) |
| 55 mph (88.51 km/h) | 56.82 mph (91.45 km/h) |
| 60 mph (96.56 km/h) | 61.99 mph (99.76 km/h) |
| 65 mph (104.61 km/h) | 67.15 mph (108.07 km/h) |
| 70 mph (112.65 km/h) | 72.32 mph (116.39 km/h) |
| 75 mph (120.7 km/h) | 77.49 mph (124.7 km/h) |
| 80 mph (128.75 km/h) | 82.65 mph (133.01 km/h) |
| 85 mph (136.79 km/h) | 87.82 mph (141.33 km/h) |
| 90 mph (144.84 km/h) | 92.98 mph (149.64 km/h) |
| 95 mph (152.89 km/h) | 98.15 mph (157.96 km/h) |
| 100 mph (160.93 km/h) | 103.31 mph (166.27 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 |
Better Fuel Economy Factory Ratios Increased Power
