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Specifications

The PAI 331420 Rear Gasket Kit is engineered to deliver OEM-equivalent fit and performance for Caterpillar engines. Designed to seal critical components in the rear section of the engine, this kit prevents leaks, protects against wear, and extends overall service life. Manufactured under strict ISO-certified standards, PAI Industries components are known for durability and precision. This kit includes high-quality gaskets tailored to exact Caterpillar specifications, ensuring compatibility and hassle-free installation.



With PAI’s 2-year unlimited mileage warranty, you can count on this kit for lasting reliability in demanding fleet and owner-operator conditions. Available through Wofford Truck Parts, the 331420 kit is the right choice when quality and dependability matter most.


Weight
2

Compatibility

Freightliner Classic / FLD120 (1995–2007)

Peterbilt 379 / 379EXHD (1994–2007)

Kenworth W900 / T800 (1994–2007)

International 9000 Series (9200, 9400, 9900; 1995–2007)

Western Star 4900 Series (1995–2007)

Mack CH Series (select models, 1995–2005 with Cat engine option)


Alternative Part Numbers

  • 112-7994
  • 1127994
  • 117-7094
  • 1177094
  • 1361115
  • 145-0311
  • 1450311
  • 1583156
  • 162-5231
  • 162-7123
  • 1625231
  • 1627123
  • 163-5637
  • 1635637
  • 171-7264
  • 1717264
  • 214-4240
  • 2144240
  • 232-3675
  • 232-3679
  • 2323675
  • 2323679
  • M-1127994
  • M-1177094
  • M-1361115
  • M-1450311
  • M-1583156
  • M-1625231
  • M-1627123
  • M-1635637
  • M-1717264
  • M-2144240
  • M-2323675
  • M-2323679

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