Dorman 600-488 4WD Axle Actuator Assembly Features: Direct replacement – this 4WD axle actuator directly replaces the original equipment part on specific vehicle years, makes and models Effective fix – installation addresses inoperative four-wheel drive caused by failed original actuator Smart solution – delivers reliable fit and function for competitive price Trustworthy quality – backed by team of designers and engineers in the United States Upgraded repair – this 4WD differential actuator upgrade kit is designed to update a thermally activated differential to a more efficient electric differential on specified Chevrolet and GMC trucks Complete solution – this kit includes a 4WD electric actuator and 4WD actuator harness, the key components required to update a 4WD differential Updated technology – effective replacement for an old technology original equipment thermal differential actuator that is sluggish or has failed, disabling the 4WD system This 4WD actuator directly replaces the original equipment part on specific vehicle applications. It is reverse engineered to reliably restore proper functionality. Attributes: Mounting Hardware Included No 2056 No Connector Gender: Female Housing Material Steel Connector Shape: Elliptical Terminal Gender: Male Wiring Harness Included No Package Contents 4WD Actuator Terminal Type Blade Terminal Quantity 6 Vehicle Applications: Make Model Position Years Notes Toyota 4Runner N/A 2003 to 2021 Toyota FJ Cruiser N/A 2007 to 2014 Toyota Tacoma N/A 2005 to 2021