1978 - 2021 Navistar International & Fire Apparatus 4100-4400, MV, HV, 7300-7700, 8500, 8600, S-Series, Amtran, 9000 Series, Lonestar, Prostar And Paystar 5000 Rear Helper Spring 55-037
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1978 - 2021 Navistar International & Fire Apparatus 4100-4400, MV, HV, 7300-7700, 8500, 8600, S-Series, Amtran, 9000 Series, Lonestar, Prostar And Paystar 5000 Rear Helper Spring 55-037

$85.87
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Number of Leaves - 4 Leaf Spring Width - 3" A - Leaf Spring Length: 19-3/4" B - Leaf Spring Length: 19-3/4" C - Leaf Spring Arch: 3" D - Leaf Spring Pack Thickness: 1-7/16" Leaf Spring Capacity: 2,250 lbs. Leaf Spring OEM Number: 473725C91 Leaf Spring Eye Bushings: Front Slipper / Rear Slipper Leaf Spring Material:  4/.360 Location - Rear Verify the OEM part number and measurements to confirm compatibility before purchasing. Need help? Visit: How to Identify a Leaf Spring.   Leaf spring 55-037 is the rear helper spring for Navistar International 4100-4400, MV607, MV607H, 7300-7700, HV507, HV513, HV607, HV613, 8500, 8600 Series 1400-8300, S-Series, 1400-8300, Amtran Genesis, Amtran FE, RE, Paystar 5000, 9100-9900, Lonestar, Prostar, LT625 and RH613. Also fits Fire Apparatus Ferrara, Pierce and Emergency One. This spring is 3" wide, is a 4 leaf spring and has a capacity of 2,250 lbs. The OEM part number is 473725C91. Models And Year Ranges: Fits: 2002-2021 Rear Navistar Internationa

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