Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/35-17 | 315/50-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.68 (652.3) | 29.4 (746.8) | 3.72 (94.5) 14.5% |
| Width inches (mm) | 12.4 (315) | 12.4 (315) | 0 (0) 0% |
| Circum. inches (mm) | 80.68 (2049.26) | 92.37 (2346.14) | 11.69 (296.88) 14.5% |
| Sidewall Height inches (mm) | 4.34 (110.25) | 6.2 (157.5) | 1.86 (47.25) 42.9% |
| Revolutions per mile (km) | 785.33 (487.98) | 685.95 (426.23) | -99.38 (-61.75) -12.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.9 mph (36.85 km/h) |
| 25 mph (40.23 km/h) | 28.62 mph (46.06 km/h) |
| 30 mph (48.28 km/h) | 34.35 mph (55.27 km/h) |
| 35 mph (56.33 km/h) | 40.07 mph (64.49 km/h) |
| 40 mph (64.37 km/h) | 45.79 mph (73.7 km/h) |
| 45 mph (72.42 km/h) | 51.52 mph (82.91 km/h) |
| 50 mph (80.47 km/h) | 57.24 mph (92.12 km/h) |
| 55 mph (88.51 km/h) | 62.97 mph (101.34 km/h) |
| 60 mph (96.56 km/h) | 68.69 mph (110.55 km/h) |
| 65 mph (104.61 km/h) | 74.42 mph (119.76 km/h) |
| 70 mph (112.65 km/h) | 80.14 mph (128.97 km/h) |
| 75 mph (120.7 km/h) | 85.87 mph (138.19 km/h) |
| 80 mph (128.75 km/h) | 91.59 mph (147.4 km/h) |
| 85 mph (136.79 km/h) | 97.31 mph (156.61 km/h) |
| 90 mph (144.84 km/h) | 103.04 mph (165.82 km/h) |
| 95 mph (152.89 km/h) | 108.76 mph (175.04 km/h) |
| 100 mph (160.93 km/h) | 114.49 mph (184.25 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1746 | 2028 | 2184 | 2280 | 2384 | 2459 | 2540 | 2637 | 2771 | 2904 | 3053 | 3172 | 3387 | 3625 | 3811 | 3930 | 3996 | 4241 | 4583 | 5326 |
Better Fuel Economy Factory Ratios Increased Power
