Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 295/45-15 | 315/50-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.45 (646.5) | 29.4 (746.8) | 3.95 (100.3) 15.5% |
| Width inches (mm) | 11.61 (295) | 12.4 (315) | 0.79 (20) 6.8% |
| Circum. inches (mm) | 79.96 (2031.04) | 92.37 (2346.14) | 12.41 (315.1) 15.5% |
| Sidewall Height inches (mm) | 5.23 (132.75) | 6.2 (157.5) | 0.97 (24.75) 18.6% |
| Revolutions per mile (km) | 792.37 (492.36) | 685.95 (426.23) | -106.42 (-66.13) -13.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.1 mph (37.18 km/h) |
| 25 mph (40.23 km/h) | 28.88 mph (46.48 km/h) |
| 30 mph (48.28 km/h) | 34.65 mph (55.77 km/h) |
| 35 mph (56.33 km/h) | 40.43 mph (65.07 km/h) |
| 40 mph (64.37 km/h) | 46.21 mph (74.36 km/h) |
| 45 mph (72.42 km/h) | 51.98 mph (83.66 km/h) |
| 50 mph (80.47 km/h) | 57.76 mph (92.95 km/h) |
| 55 mph (88.51 km/h) | 63.53 mph (102.25 km/h) |
| 60 mph (96.56 km/h) | 69.31 mph (111.54 km/h) |
| 65 mph (104.61 km/h) | 75.08 mph (120.84 km/h) |
| 70 mph (112.65 km/h) | 80.86 mph (130.13 km/h) |
| 75 mph (120.7 km/h) | 86.64 mph (139.43 km/h) |
| 80 mph (128.75 km/h) | 92.41 mph (148.72 km/h) |
| 85 mph (136.79 km/h) | 98.19 mph (158.02 km/h) |
| 90 mph (144.84 km/h) | 103.96 mph (167.31 km/h) |
| 95 mph (152.89 km/h) | 109.74 mph (176.61 km/h) |
| 100 mph (160.93 km/h) | 115.51 mph (185.9 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
