Description:

Compatible with or fits: (Note: Standard, With 145 amp Alternator; 2010 GMC Sierra 1500 4.3L V6 2010 GMC Sierra 1500 4.8L V8 2010 GMC Sierra 1500 5.3L V8 2010 GMC Sierra 1500 6.2L V8) (Note: With 2 pin plug, With 57mm diameter pulley; 2009 GMC Sierra 1500 6.2L V8) (Note: With 2 pin plug, With 57mm diameter pulley, With 3:00 plug; 2009 GMC Sierra 1500 6.0L V8 GAS 2006 - 2008 GMC Sierra 1500 6.0L V8) (Note: With 2 pin plug, With 145 amp Alternator; 2005 GMC Sierra 1500 6.0L V8). Compatible with or fits: (Note: With 145 amp Alternator; 2007 - 2008 GMC Sierra 1500 6.2L V8) (Note: With 145 amp Alternator, With 57mm diam. pulley; 2008 - 2009 GMC Sierra 1500 5.3L V8 2005 - 2009 GMC Sierra 1500 4.3L V6 2005 - 2009 GMC Sierra 1500 4.8L V8) (Note: With 145 amp Alternator; 2007 GMC Sierra 1500 5.3L V8 FLEX 2007 GMC Sierra 1500 5.3L V8 GAS). Compatible with or fits: Note: With 145 amp Alternator, With 2 pin plug; 2005 - 2006 GMC Sierra 1500 5.3L V8 FLEX 2005 - 2006 GMC Sierra 1500 5.3L V8 GAS. 145 Amps. Fan: Internal; Pulley: 6 Groove Serpentine.