1981-2021 Navistar International & Caterpillar Paystar 5000, HX And 5870 Front Leaf Spring 55-976
- * Diagram May Differ From Actual Spring*
- Number of Leaves - 10
- Leaf Spring Width - 4"
- A - Leaf Spring Length: 26-1/2"
- B - Leaf Spring Length: 27"
- C - Leaf Spring Arch: 4"
- D - Leaf Spring Pack Thickness: 5-1/4"
- Leaf Spring Capacity: 10,600 lbs.
- Leaf Spring OEM Number: 1606839C91
- Leaf Spring Eye Bushings: Front TB-26 / Rear TB-26
- Leaf Spring Material: 10/527
- Location - Front
Leaf spring 55-976 is the front leaf spring for Navistar International Paystar 5000, HX615, HX620, COF6870 (6X4 and 6x6) and Caterpillar CT660 heavy duty trucks. The spring is 4" wide, is a 10 leaf spring and the capacity of the spring is 10,600 lbs. The OEM part number is 1606839C91.
Vehicle Models And Year Ranges:
Fits: From 1976 Front Navistar/International Paystar 5000 Series
Fits: 2016-2021 Front Navistar/International HX615 and HX620 (With Set Back Axle)
Fits: 1981-1986 Front Navistar/International COF6870 (6x4 and 6x6) (With Single Steer Axles)
Fits: 2012-2017 Front Caterpillar CT660
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