Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 325/50-22 | 315/50-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 34.8 (883.8) | 34.4 (873.8) | -0.39 (-10) -1.1% |
| Width inches (mm) | 12.8 (325) | 12.4 (315) | -0.39 (-10) -3.1% |
| Circum. inches (mm) | 109.31 (2776.54) | 108.08 (2745.12) | -1.24 (-31.42) -1.1% |
| Sidewall Height inches (mm) | 6.4 (162.5) | 6.2 (157.5) | -0.2 (-5) -3.1% |
| Revolutions per mile (km) | 579.62 (360.16) | 586.26 (364.28) | 6.63 (4.12) 1.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.77 mph (31.82 km/h) |
| 25 mph (40.23 km/h) | 24.72 mph (39.78 km/h) |
| 30 mph (48.28 km/h) | 29.66 mph (47.73 km/h) |
| 35 mph (56.33 km/h) | 34.6 mph (55.69 km/h) |
| 40 mph (64.37 km/h) | 39.55 mph (63.65 km/h) |
| 45 mph (72.42 km/h) | 44.49 mph (71.6 km/h) |
| 50 mph (80.47 km/h) | 49.43 mph (79.56 km/h) |
| 55 mph (88.51 km/h) | 54.38 mph (87.51 km/h) |
| 60 mph (96.56 km/h) | 59.32 mph (95.47 km/h) |
| 65 mph (104.61 km/h) | 64.26 mph (103.42 km/h) |
| 70 mph (112.65 km/h) | 69.21 mph (111.38 km/h) |
| 75 mph (120.7 km/h) | 74.15 mph (119.34 km/h) |
| 80 mph (128.75 km/h) | 79.09 mph (127.29 km/h) |
| 85 mph (136.79 km/h) | 84.04 mph (135.25 km/h) |
| 90 mph (144.84 km/h) | 88.98 mph (143.2 km/h) |
| 95 mph (152.89 km/h) | 93.93 mph (151.16 km/h) |
| 100 mph (160.93 km/h) | 98.87 mph (159.11 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1492 | 1733 | 1866 | 1949 | 2038 | 2101 | 2171 | 2254 | 2368 | 2482 | 2609 | 2711 | 2895 | 3098 | 3257 | 3358 | 3416 | 3625 | 3917 | 4552 |
Better Fuel Economy Factory Ratios Increased Power
