HAS Series Suspensions (1993-2022)
- **Current Production**: Replaced the HA Series between 1993 and 1995.
- **Models**: Includes Mack AL-361, AL-401, and AL-461 suspensions.
Single Axle Applications:
- **Models**: HAS-120, HAS-150, HAS-190, HAS-210, and HAS-230.
Tandem Axle Applications:
- **Models**: HAS-360, HAS-400, HAS-402, and HAS-460.
Special Notes:
- **HAS-402**: This is a heavy-duty version of the HAS-400.
- **"Z" Spring**: The HAS-402 utilizes the HAS-460 "Z" spring design.
HAS-460 Plus:
- **"Z" Spring**: The HAS-460 Plus features a "Z" spring that is 1/4" thicker at the front hanger for increased durability.
Spring Specifications:
- **Spring Holes**: Each of these springs has 2 end holes.
- **End Hole Spacing**: The spacing between the end holes is 6 1/2 inches.
Additional Information:
- The "Z" spring design, particularly in the HAS-402 and HAS-460 Plus models, enhances durability and performance in heavy-duty applications.