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Idler Pulley Bolt 2001-2016-t
10235 Idler Pulley Bolt 2001-2016, DuramaxReplacement bolt attaches idler pulleys to engine. Replace if bent or damaged from a bad idler pulley
Idler Pulley, LB7/LLY/LBZ/LMM/LML,  2001-2016-t
98057284 Idler Pulley, LB7/LLY/LBZ/LMM/LML, 2001-2016"Smooth" idler pulley. This does not have the ribs on it for running on the inside of the belt
Cooling Fan Blade Assembly, LBZ/LMM, 2006-2010-t
15-40146 Cooling Fan Blade Assembly, LBZ/LMM, 2006-2010OE Fan blade
Duramax Belt Tensioner, 2002-2016-t
38172 Duramax Belt Tensioner, 2002-2016