Vehicle Classification Information
What Is My Vehicle Class?
Vehicle classification is based on the height of the vehicle over the first two axles and the total number of axles, including any towed vehicles or trailers.
- LOW: Vehicles under 7 feet 6 inches in height are considered “LOW” (L).
- HIGH: Vehicles 7 feet 6 inches in height or greater are considered “HIGH” (H).
Total Number of Axles
Vehicle Height
Vehicle Class
Note: Most two-axle passenger vehicles are Class 2L (see table below)
On this page
Vehicle Class Table
| Class | Height | Number of Axles |
|---|---|---|
| 2L | UNDER 7 feet 6 inches | 2 |
| 3L | UNDER 7 feet 6 inches | 3 |
| 4L | UNDER 7 feet 6 inches | 4 or more |
| 2H | 7 feet 6 inches OR GREATER | 2 |
| 3H | 7 feet 6 inches OR GREATER | 3 |
| 4H | 7 feet 6 inches OR GREATER | 4 |
| 5H | 7 feet 6 inches OR GREATER | 5 |
| 6H | 7 feet 6 inches OR GREATER | 6 |
| 7H | 7 feet 6 inches OR GREATER | 7 |
Axle Counts
