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
- 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 International 4100, 4200, 4300, 4400, MV607 And MV607H
Fits: 2002-2021 Rear Navistar International 7300, 7400, 7500, 7600, 7700, HV507, HV513, HV607, GV613, 8500 And 8600
Fits: 1978-1988 Rear Navistar International S Series
Fits: 1987-2012 Rear Navistar International 1400-1652
Fits: 1989-202 Rear Navistar International 2554-2674
Fits: 1989-2004 Rear Navistar International 3000, 3400-3900
Fits: 1989-2003 Rear Navistar International 4500-4900
Fits: 1988-2003 Rear Navistar International 7100, 8100-8300
Fits: To 2004 Rear Navistar International Amtran Genesis, Amtran FE And RE; IC, CE, FE And RE
Fits: Rear Navistar International Paystar 5000
Fits: 1981-2021 Rear Navistar International 9100-9900, Lonestar, Prostar, LT625 And RH613
Fits: Fire Apparatus Pierce (With International Suspension)
Fits: Fire Apparatus Ferrara
Fits: Fire Apparatus Emergency One (With International Suspension)
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Benefits You Need & Want
- Quality: Lasts longer. High-quality, durable parts that can withstand use and wear over time.
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- Brand Reputation: 30+ years of customer satisfaction.
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