The Merchant Automotive Transfer Case Gasket is a great replacement for your 2001-2007 GMC/Chevy 6.6L Duramax LB7/LLY/LBZ 2500/3500 truck. It is constructed with a high-quality material and it goes between the Allison rear housing adapter and the transfer case. This durable gasket is made with heavy-duty material and it will not rip or tear like the inexpensive gaskets.
- Heavy-duty replacement
- Upgraded for durability & reliability
- Fits 246/261HD/263HD/261XHD/263XHD transfer cases