1993 - 2021 Hendrickson And Mack HAS Series Air Suspension Rear Leaf Spring 50-389

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Hendrickson rear air suspension and Mack leaf spring part number 50-389.

  • Number of Leaves - 1 
  • Leaf Spring Width - 3"
  • A - Leaf Spring Length: 24"
  • B - Leaf Spring Length: 19-7/8"
  • C - Leaf Spring Arch: Rear - 11-1/2" / Front - 2-5/8"
  • D - Leaf Spring Pack Thickness: 2"
  • Leaf Spring Capacity: 23,000 lbs.
  • Leaf Spring OEM Number: 56946-000
  • Leaf Spring Eye Bushings: HK / Flat
  • Leaf Spring Material: 1/2.00 Full Taper
  • Location - Rear
  • 2 End Holes Spacing 6-1/2"


The 50-389 leaf spring fits the rear of 1993 - 2021 Hendrickson HAS-120, HAS-150, HAS-190, HAS-210, HAS-230, HAS-360, HAS-400, HAS-402 and HAS-460 single and tandem axle. Also fits Mack AL-361, AL-401 and AL-461. This spring is 3" wide, is a 1 leaf spring and has a 23,000 lb. capacity. The OEM part number is 56946-000.


Models And Year Ranges:

Fits: 1993-2001 Rear Mack AL-361, AL-401 and AL-461

Fits: 1993-2001 Rear Hendrickson HAS-120, HAS-150, HAS-190, HAS-210 And HAS-230 Single Axle Applications

Fits: 1993-2001 Rear Hendrickson HAS-360, HAS-400, HAS-402 and HAS-460 Tandem Axle Applications

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