2007 - 2021 Navistar International 8500, 8600, Transtar, LH & RH Series, 9100, 9200, 9400, Lonestar, Prostar, 8200 and 8300 Front Leaf Spring - 2 Leaves - 55-1218

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Navistar International front leaf spring part number 55-1218.

  • *Diagram Spring May Differ From Actual Spring*
  • Number of Leaves - 2 (PD/2/PD)
  • Leaf Spring Width - 4"
  • A - Leaf Spring Length: 29"
  • B - Leaf Spring Length: 29"
  • C - Leaf Spring Arch: 3-7/8"
  • D - Leaf Spring Pack Thickness: 2-3/4"
  • Leaf Spring Capacity: 5,350 lbs.
  • Leaf Spring OEM Number: 3527263C91
  • Leaf Spring Eye Bushings: Front RB-253 / Rear RB-253
  • Leaf Spring Material: Pad 1/.323, 2/.999, Pad 1/.323 Full Taper
  • Location - Front

Leaf spring 55-1218 is the front leaf spring on Navistar International 8200, 8300, 8500, 8600, Transtar, LH625, RH613, 9100, 9200, 9400, Lonestar and Prostar. The spring is 4" wide, is a 2 leaf full taper leaf spring with 2 pads, has rubber bushings and the capacity is 6,350 lbs. The OEM part number is 3527263C91.

Models And Year Ranges:

Fits: 2007-2021 Front Navistar International 8500 And 8600; Transtar

Fits: 2017-2021 Front Navistar International LH625 And RH 613

Fits: Front Navistar International 9100, 9200, 9400, Lonestar and Prostar (Conventional)

Fits: Front Navistar International 8200 And 8300

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