Seller notes

Duramax - Allison Performance Transfer Case Brace 2001-2007 fits 2001-2007 GM 6.6L 4x4 Cracked transmission tail shaft housings (located between the transfer case and the transmission) are a common problem for GM Allison-equipped 4x4 pick-ups in off-road and drag racing applications. Even a nominal amount of driveline vibration can cause the housing to fail, resulting in a transmission fluid leak or worse; internal transmission and transfer case damage. Once the housing cracks, repairing it requ...

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