Front Axle Differential Actuator Disconnect 4WD, AWD - Replaces 12471631, 12471623, 15884292, 600115, 600-103 - Compatible with Chevy, Buick, GMC Vehicles - Rainier, Trailblazer, Envoy, XUV, Ascender

Front Axle Differential Actuator Disconnect 4WD, AWD - Replaces 12471631, 12471623, 15884292, 600115, 600-103 - Compatible with Chevy, Buick, GMC Vehicles - Rainier, Trailblazer, Envoy, XUV, Ascender Replacement 4WD Front Axle Actuator & Disconnect: This front axle actuator allows the front wheels of your vehicle to rotate independently and restricts the front prop-shaft in 2WD mode. It helps maintain differential and prop-shaft seals, reducing drive train rolling resistance and improving gas mileage. Includes cv axle front components. Compatible with Chevy, Buick, GMC, Isuzu & Oldsmobile Vehicles: Designed for 2004-2007 Rainier, 2002-2009 Trailblazer, 2002-2006 Trailblazer EXT, 2002-2009 Envoy, 2002-2006 Envoy XL, 2004-2005 Envoy XUV, 2003-2008 Ascender, and 2002-2004 Bravada. Comes pre-installed with synthetic grease for enhanced longevity. Replaces Multiple Part Numbers: This 4WD front axle actuator & disconnect replaces part numbers 12471631, 12471623, 15884292, 60