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Truck > Vocational > HN®


VariRate® Spring System

The HN® is designed to reduce weight and improve ride quality without sacrificing durability and stability in vocational applications. The VariRate® Spring System provides a unique balance between unloaded ride quality and loaded stability and eliminates the need for center bushings, making the HN maintenance-free. The HN offers significant weight savings versus competitive suspensions.


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Introducing TRAAX ROD®

TRAAX ROD® torque rods offer up to 5X* the performance life of conventional double shot bushings and similar performance of ball and socket torque rods, with better energy absorption, delivering best in class bushing retention and longer component life for heavy- and severe-duty applications.

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  • Lightweight construction allows for increased payload capacity without sacrificing durability
  • VariRate® Spring System offers a combination of superior ride and roll stability
  • No lubrication requirements and elimination of center bushings make the HN virtually maintenance-free
  • Equalizing beam design delivers long service life and 17 inches of articulation when loaded for excellent off-road mobility
  • Bar pin beam end connections extend bushing life and allow easy axle alignment capability for increased tire life
  • Hendrickson genuine torque rods enhance handling during braking and cornering
  • Integrated shock absorbers eliminate axle hop and improve ride quality
  • Ideal for use with multiple lift axles where suspension weight is critical