1980-1997 Ford F350 Chassis Cab With Dual Rear Wheels Rear Leaf Spring 43-721

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Ford F350 rear leaf spring part number 43-721.

  • *Diagram Spring May Differ From Actual Spring*
  • Number of Leaves - 10
  • Leaf Spring Width - 2-1/4"
  • A - Leaf Spring Length: 26"
  • B - Leaf Spring Length: 26"
  • C - Leaf Spring Arch: 5-1/4"
  • D - Leaf Spring Pack Thickness: 3-3/4"
  • Leaf Spring Capacity: 3,225 lbs.
  • Leaf Spring OEM Numbers: E0TA5560AMB and E0TZ5560V
  • Leaf Spring Eye Bushings: Front RB-156 / Rear RB-156
  • Includes Front and Rear Eye Bushings
  • Leaf Spring Material: 4/401 6/360
  • Location - Rear


Leaf spring 43-721 is the rear spring on 1980-1997 Ford F350 chassis cab with dual rear wheel trucks. The rear spring is 2-1/4" wide is a 10 leaf spring and has a capacity of 3,225 lbs. The OEM part numbers are E0TA5560AMB and E0TZ5560V.

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