Lightweight Strength and Best-In-Class Warranty now available with Integrated Air Disc Brake knuckles.

Features & Benefits

STEERTEK NXT provides a superior strength-to-weight ratio for a durable, lightweight alternative to traditional I-beam axles, and is now available with Integrated Air Disc Brake (IADB) knuckles for greater weight savings. Chosen by Navistar as the standard axle for select International® models, STEERTEK NXT with Integrated Air Disc Brake (IADB) knuckle is available in capacities from 12,000 to 13,200 lbs. STEERTEK NXT is also available for bolt-on disc and drum brakes in capacities from 12,000 to 14,600 lbs.



  • STEERTEK NXT comes with a standard 10-year, 1 million mile limited warranty*

Ease of Maintenance

  • The unique two-piece knuckle design eliminates the need to remove the kingpin to service the bushings
  • Premium kingpin bushings and seals provide enhanced protection from the elements to improve bushing life

Rigid Axle Beam

  • The lightweight box-shaped cross section resists horizontal, vertical and twisting forces more effectively than traditional I-beam axles while helping to reduce dynamic camber and toe changes
  • Continuous beam architecture minimizes stress points for added durability
  • Integrated axle seats to improve ground clearance, reduce part count and simplify assembly

Integrated Axle Seats

  • Improved ground clearance
  • Reduce part count
  • Simplify assembly

Integrated Air Disc Brake Knuckle (IADB)

  • Eliminates the need for separate torque plate and fasteners
  • Reduced part count allows for greater weight savings
  • Available in capacities from 12,000 to 13,200 lbs.


All applications must comply with applicable Hendrickson specifications and must also be approved by Navistar with the vehicle in its original, as-built configuration. Contact Hendrickson and Navistar for approval of additional applications.

All marks are trademarks of their respective owners.

*10-year, 1 million mile limited warranty covers certain structural components only. Warranty coverage applies to the axle beam, steering arm, knuckle assembly and kingpin when used in applications approved by Hendrickson and within the proper guidelines of the product. Warranty does not cover components experiencing normal wear. Contact Hendrickson for full warranty details and limitations.

Actual product performance may vary depending upon vehicle configuration, operation, service and other factors.





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