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Specifications

The IPD 4955591 Lower 46 Gasket Set is a comprehensive lower-engine kit designed specifically for Cummins ISX and QSX (dual-cam and single-cam) engines. Engineered to meet or exceed OEM specifications, this set provides a full complement of gaskets—including oil pan, rear main seal, gear housing, oil cooler, and flywheel housing components—to ensure a leak-free lower end. Manufactured from premium materials, the set withstands high temperatures, pressure, and heavy-duty operation. Ideal for complete engine overhauls or preventive maintenance, it supports optimal sealing integrity and engine longevity. Available through Wofford Truck Parts for quick shipping and reliable performance.
Weight
10.75

Compatibility

Freightliner Cascadia – 2008–2021

Freightliner Columbia – 2007–2010

International ProStar – 2008–2017

Kenworth T660 – 2008–2017

Kenworth T680 – 2013–2020

Kenworth W900 – 2007–2020

Peterbilt 386 – 2007–2015

Peterbilt 389 – 2008–2020

Peterbilt 579 – 2013–2021

Volvo VNL – 2007–2018

Western Star 4900 – 2008–2020


Alternative Part Numbers

  • Cummins 4089170
  • Cummins 4955591
  • Cummins 4955591
  • IPD 4955591
  • PAI 131640
  • Victor Reinz 4955591

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