2002 - 2021 Navistar International & GMC IC, 3000 Bus Chassis, CF550, CF600, 4100-4400, MV Series, HV Series, 7300-7700, Paystar 5000, 9100-9900, Lonestar, Prostar, LT, RH And 4500HD-6500HD Rear Leaf Spring 55-1215

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Navistar international and GMC rear leaf spring part number 55-1215.

  • Number of Leaves - 11 (9/3PD/2)
  • Leaf Spring Width - 3"
  • A - Leaf Spring Length: 30-1/4"
  • B - Leaf Spring Length: 30-1/4"
  • C - Leaf Spring Arch: 6-1/4"
  • D - Leaf Spring Pack Thickness: 6-5/16"
  • Leaf Spring Capacity: 8,820 lbs
  • Leaf Spring OEM Number: 3534536C91
  • Leaf Spring Eye Bushings: N/A
  • Leaf Spring Material:  9/473 3PD/360 RR 2/447
  • Location - Rear


Leaf spring 55-1215 is the rear leaf spring on Navistar International Terrastar; IC Bus AC And AE, CF500, CF600, 3200, 3300, IC CE, FC, HC, LC, 4100, 4200, 4300, 4400, MV607, MV607H, 7300, 7400, 7500, 7600, 7700, HV507, HV513, HV613, HV607, 8500, 8600, Paystar 5000, 9100-9900, Lonestar, Prostar, LT625 and RH613. Also fits GMC 4500HD-6500HD. The spring is 3" wide, is a 11 leaf spring and has a capacity of 8,820 lbs. The OEM part number is 3534536C91.

Year Ranges and Models:

Fits: Rear 2011-2021 Terrastar; IC Bus AC and AE

Fits: Rear 2005-2010 CF500 and CF600 (Low Cab Forward)

Fits: Rear 2005-2021 3200 and 3300; IC, CE, FC, HC and LC Bus Chassis

Fits: Rear 2002-2021 4100, 4200, 4300, and 4400; MV607 and MV607H

Fits: Rear 2002-2021 7300, 7400, 7500, 7600 and 7700; HV507, HV513, HV607, HV613; 8500 and 8600 Transtar

Fits: Rear 2018-2021 GMC 4500HD, 5500HD and 6500HD

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