Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 295/50-15 | 325/50-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.61 (676) | 27.8 (706) | 1.18 (30) 4.4% |
| Width inches (mm) | 11.61 (295) | 12.8 (325) | 1.18 (30) 10.2% |
| Circum. inches (mm) | 83.61 (2123.72) | 87.32 (2217.96) | 3.71 (94.25) 4.4% |
| Sidewall Height inches (mm) | 5.81 (147.5) | 6.4 (162.5) | 0.59 (15) 10.2% |
| Revolutions per mile (km) | 757.8 (470.87) | 725.6 (450.86) | -32.2 (-20.01) -4.2% |
325/50-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.89 mph (33.62 km/h) |
| 25 mph (40.23 km/h) | 26.11 mph (42.02 km/h) |
| 30 mph (48.28 km/h) | 31.33 mph (50.42 km/h) |
| 35 mph (56.33 km/h) | 36.55 mph (58.83 km/h) |
| 40 mph (64.37 km/h) | 41.78 mph (67.23 km/h) |
| 45 mph (72.42 km/h) | 47 mph (75.63 km/h) |
| 50 mph (80.47 km/h) | 52.22 mph (84.04 km/h) |
| 55 mph (88.51 km/h) | 57.44 mph (92.44 km/h) |
| 60 mph (96.56 km/h) | 62.66 mph (100.85 km/h) |
| 65 mph (104.61 km/h) | 67.88 mph (109.25 km/h) |
| 70 mph (112.65 km/h) | 73.11 mph (117.65 km/h) |
| 75 mph (120.7 km/h) | 78.33 mph (126.06 km/h) |
| 80 mph (128.75 km/h) | 83.55 mph (134.46 km/h) |
| 85 mph (136.79 km/h) | 88.77 mph (142.87 km/h) |
| 90 mph (144.84 km/h) | 93.99 mph (151.27 km/h) |
| 95 mph (152.89 km/h) | 99.22 mph (159.67 km/h) |
| 100 mph (160.93 km/h) | 104.44 mph (168.08 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1847 | 2145 | 2310 | 2412 | 2522 | 2601 | 2687 | 2789 | 2931 | 3072 | 3229 | 3355 | 3583 | 3834 | 4031 | 4157 | 4227 | 4487 | 4848 | 5634 |
Better Fuel Economy Factory Ratios Increased Power
