Transfer Case Bearing and Seal Overhaul Kit

The USA Standard Gear ZTBK4484 is a comprehensive bearing and seal overhaul kit designed to facilitate the rebuild of Borg Warner BW4481 and BW4484 transfer cases. This kit contains all essential bearings, seals, and gaskets, making the rebuilding process more straightforward and less challenging. The components are manufactured in the USA, reflecting USA Standard's commitment to quality. This kit is specifically designed for a range of GM SUVs and trucks equipped with BW4481 or BW4484 aluminum case, chain-drive transfer cases. It fits 2003-2006 Cadillac Escalade models (including ESV and EXT), 2006 Chevrolet Suburban 1500, 2003-2006 GMC Sierra 1500, 2003-2006 GMC Yukon (including XL 1500), and 2003-2009 Hummer H2. Some sources also list the 2003 GM Avalanche as compatible. When considering fitment, it's important to note the specific transfer case models (BW4481 or BW4484) and the construction details such as an aluminum case and chain drive, which are common across the compatible vehicle applications.