29531106 OE Allison 1000 T4 Bearing.
T4 bearing is located between P1 and P2 planetary.
For 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 GM 6.6L Duramax
LB7 LLY LBZ LMM LML L5P
T4 bearing is located between P1 and P2 planetary
Always replace bearings on overhaul. A failed bearing can lead to expensive planetary failure