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Truck > On-Highway > SOFTEK NXT


Integrated Monoleaf Suspension and Steer Axle System

Hendrickson’s SOFTEK® NXT system combines the STEERTEK™ NXT axle and monoleaf spring technology with an advanced integrated clamp group design and is now available with Integrated Air Disc Brake (IADB) knuckles for greater weight savings.

The SOFTEK NXT system is designed for heavy-duty truck applications rated for 12,500 to 13,200 pound capacities. The advanced design captures characteristics of the traditional mechanical suspension while reducing weight to help increase fuel economy and payload capacity.


Sales Literature

Parts Lists



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

Monoleaf Spring Suspension

  • Reduces weight compared to standard two-leaf springs
  • Eliminates inter-leaf friction which improves ride and comfort
  • Provides enhanced handling

Ease of Maintenance

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

Steering and Tie Rod Arms

  • Integrated for increased strength and reduced weight

Shackle Redundancy

  • Replaces the need for a second leaf thus reducing weight

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 12,500-lb. and 13,200-lb. capacities

Rubber Bushings

  • Reduces maintenance and front end noise
  • Requires no lubrication
  • Threaded bushing option available


Lightweight STEERTEK™ NXT Axle and Advanced Clamp Group Design

  • The box-shaped cross section resists horizontal, vertical and twisting forces more effectively than traditional I-beam axles which improves handling
  • Continuous beam architecture minimizes stress points for added durability
  • Weighs less than original I-beam and spring clamp group