Need Help? Call +61 3 8792 3600 or Email

Truck > Suspensions > HA4 Series

HA4 Series

Remember This

Four bag air suspension system

Designed for single drive tractors or rigid units, the HA4 uses four air springs to deliver both an exceptionally soft ride and excellent handling.

Capacity: Single axle: 11,500 kg to 13,000 kg
Application: For tractor and rigid truck applications.


Parts Lists

  • Very low frequency (1.25 Hz) operation protects load, vehicle, and driver from road shocks
  • Suspension is completely non-reactive: wheel hop is eliminated, braking performance is improved, tyre life is increased; suspension is ideal for high-torque engines
  • Axle is secured by an "A" frame that controls fore, aft, and sideways movement, while permitting full vertical and roll axle travel
  • Lightweight, high-strength tubular anti-roll bar is mounted in rubber bushings