Rear Shock Mount Crossmember for Chevy Silverado for GMC Sierra 2500 1999-2006Applications: For GMC Sierra 1500 1999 2006 For GMC Sierra 2500 1999 2006 For Chevrolet Silverado 1500 1999 2006 For Chevrolet Silverado 2500 1999 2006 Features: 1. Shock Mount Crossmember is a hollow tube that runs from side to side on the frame and supports the upper left side shock. 2. Easy to install, no need to remove the truck bed, just remove the old shock. Specifications: Material: Steel Placement on Vehicle: Rear, Upper Condition: 100% Brand