INTRAAX Top Mount Series - Hendrickson

The toughest and lightest integrated suspension-axle-brake system on the market today. Ideal for platforms, tankers, dumps, grain haulers and specialty trailers.

  • Available in suspension capacities of 25,000 and 30,000 lbs. per axle
  • Ride heights from 13.5 to 19 inches

  • Low Maintenance and Convenience Save Time and Money
  • Maintenance requirements minimized
  • Simple, functional design with fewer parts — that means fewer parts to wear out
  • QUIK-ALIGN® — fast and easy axle realignment requires no welding or special tools
  • TRI-FUNCTIONAL® Bushings — proven technology for mile after mile of trouble-free service
  • Single source for comprehensive technical support, training and warranty

  • Performance Plus
  • Low spring rates deliver superb ride quality
  • Rigid trailing arm, solid axle connection proven to be the most stable design
  • TRI-FUNCTIONAL Bushings optimize ride softness and control
  • Large bore shocks with greater fluid volume, premium seals and bonded bushings 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's only standard Cam Tube System enhances S-cam alignment and extends life
  • 10-in. S-cam eliminates windup and reduces bushing wear
  • Up to a half inch less stroke required
  • Provides more braking reserve and increases safety — without the cost of long-stroke chambers
  • Lower air consumption, critical for ABS performance
  • Faster application and release cycles
  • Heat treated components for greater durability

  • Superior Axle Design
  • Neutral-toe axle improves mileage and tire life
  • Patented axle wrap and window weld for optimal structural integrity
  • Brake hardware welded to trailing arms rather than axle, minimizing 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
  • 10-year/1,000,000-mile warranty on axle/beam connection
  • 5-year/500,000-mile structural warranty
  • 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

  • INTRAAX
    New Model Reference
    INTRAAX
    Old Model Reference
    Suspension
    Capacity (LBS.)
    Axle Rating1 (LBS.) Ride Height2 (IN.) Base Model Weight
    (LBS.)
    AAT 25K AA250T 25K 25K 13.5, 14, 15, 16, 17, 18, 19 573
    AAT 30K AA300T 30K 25K 13.5, 14, 15, 16, 17, 18, 19 582
    1. Axle structure rating only. Brakes, wheels and tires rated separately.

    2. Suspension ride heights must be set within Hendrickson specifications in order to provide load equalization among axles and to ensure proper suspension performance. Failure to maintain proper ride height settings can lead to suspension, axle or trailer damage.