1987 - 2012 Peterbilt & Kenworth 325-348, 357-385, 320, 520 And T170-T370 Front Leaf Spring 75-232

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Peterbilt and Kenworth front leaf spring part number 75-232.

  • *Diagram Spring May Differ From Actual Spring*
  • Number of Leaves - 4 (PD/3/1/1)
  • Leaf Spring Width - 4"
  • A - Leaf Spring Length: 32"
  • B - Leaf Spring Length: 32"
  • C - Leaf Spring Arch: 4-7/8"
  • D - Leaf Spring Pack Thickness: 6"
  • Leaf Spring Capacity: 10,500 lbs.
  • Leaf Spring OEM Number: HP48110-2860
  • Leaf Spring Eye Bushings: Front RNK / Rear RNK
  • Leaf Spring Material: Pad 4/.323, 3/.999, Second 1/1.125, Third  1/1.125
  • Location - Front


Leaf spring 75-232 is the front leaf spring on Peterbilt 325, 330, 335, 337, 340, 348, 357, 377, 377A/E, 385, 378, 379, 320 and 520 Low Cab Forward. Also fits Kenworth T170, T270, T300 and T370. The spring is 4" wide, is a 5 leaf full taper leaf spring with 1 pad and has a capacity of 10,500 lbs. The OEM part number is HP48110-2860.


Models And Year Ranges:

Fits: 1995-2009 Front Peterbilt 325, 330, 335, 337, 340 And 348

Fits: 1995-2007 Front Peterbilt 385

Fits: 1987-2007 Front Peterbilt 377, 377A/E And 378 ( With Set Back Axle)

Fits: 1987-2007 Front Peterbilt 357 And 379 (With Set Back Axle)

Fits: 1987-2012 Front Peterbilt 320 and 520 Low Cab Forward

Fits: 1994-2009 Front Kenworth T170, T270, T300 And T370

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