Check the listing for details. For 99-06 Chevy GMC 4PCS Front+Rear Tank Support & Rear Shock Mount Crossmember. Condition: New. Listed at 195.99 USD. Specifications: Made of high quality steel with black anti-rust oil surface to provide high-strength structural stability, durable, effectively prevents rust, does not affect welding. Unique design for this piece makes a very solid and safe repair, makes you safer on the road. Tank support crossmember replace for the crossmember located forward of the rear axle that supports the rear end of the gas tank. Shock Mount Crossmember is a hollow tube that runs from side to side on the frame and supports the upper left side shock. Easy installation: Remove the old support crossmember, slide the replacement in place, and weld it solid. No need to remove the truck bed. Fits for: .Specifications: Made of high quality steel with black anti-rust oil surface to provide high-strength structural stability, durable, effectively prevents rust, does not affect welding. Unique design for this piece makes a very solid and safe repair, makes you safer on the road. Tank support crossmember replace for the crossmember located forward of the rear axle that supports the rear end of the gas tank. Shock Mount Crossmember is a hollow tube that runs from side to side on the frame and supports the upper left side shock. Easy installation: Remove the old support crossmember, slide the replacement in place, and weld it solid. No need to remove the truck bed. Fits for: .