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Trailer > Suspensions > INTRAAX


Integrated Axle & Air Suspension System

Worldwide, OEMs, fleets and owner-operators put their trust in Hendrickson INTRAAX® for advanced trailer air suspension technology.
INTRAAX manages demanding applications with a straightforward, functional design derived from sophisticated engineering. The INTRAAX family brings a breadth of models to meet your hauling challenges — top-mount, low-ride, extreme-duty and liftable models in capacities from 10.4 to 11.3 t.
INTRAAX helps to increase payload, protect cargo, ensure driver comfort and keep equipment operating at peak efficiency. For more information on INTRAAX, contact your local trailer dealer or Hendrickson.


Sales Literature

Parts Lists



Features and Benefits

  • Low Maintenance and Convenience Save Time and Money
  • Maintenance requirements minimised
  • Simple, functional design with fewer parts — that means fewer parts to wear out
  • QUIK-ALIGN® — fast and easy axle wheel alignment requires no welding or special tools
  • Proven TRI-FUNCTIONAL™ Bush technology for long life and a smooth ride

Performance Plus

  • Low spring rates deliver superb ride quality
  • Rigid trailing arm, solid axle connection proven to be the most stable design
  • TRI-FUNCTIONAL Bushes optimise ride softness and control
  • Large bore shocks with greater fluid volume, premium seals and bonded bushes for extended life
  • High-capacity air springs with low-operating pressures for rapid air-up
  • Quality-controlled assembly, including ABS sensor testing

Responsive and Consistent Stopping Power

  • Industry first standard Cam Tube System™ extends brake component life
  • 10-inch S-cam eliminates windup and reduces bush wear
  • Heat treated components for greater durability

Superior Axle Design

  • Neutral-toe axle improves mileage and tyre life
  • Advanced axle wrap and window weld for optimal structural integrity
  • Brake hardware welded to trailing arms rather than axle, minimising axle stress
  • Spindle and spider mounting surfaces machined after friction welding to ensure precise brake geometry and wheel positioning for maximum brake life and efficiency
  • Wall thickness to match application demands

Worry-Free Integrated Systems from a Single Source

  • 5-year/1,200,000 km warranty on axle/beam connection
  • Supported by OEMs, dealers and designated distributors nationwide
  • Backed by Hendrickson's outstanding technical support staff
  • Damaged axles can be quickly replaced, with no grinding or welding
  • Off-the-shelf replacement parts