1999-2007 Duramax NP261 & NP263 Transfer Case Bearing Kit (ZTBK371)

Addressing worn bearings early can prevent some serious and potentially catastrophic damage to your transfer case, like friction, overheating, and premature wear on other transfer case components. Replacing your bearings ensures smooth, quiet, comfortable, and reliable operation.

Part Number: ZTBK371

• New Process 261LD, 261HD, and 263HD Transfer Case
• 1.575" ID Rear Mainshaft Bearing
  
• Bearing Gasket and Seal Kit

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  Does this work with the 263xhd or just 263?

  It will not work with the 263XHD, it is designed only for the light-duty LD and HD versions.