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. No need to remove the truck bed, remove the fuel tank, cut the remaining crossmember away, slide the replacement in place, weld it solid, and reinstall your tank bracket. Rear Tank Support Crossmember replace the crossmember located forward of the rear axle that supports the rear end of the gas tank. Include Front Fuel Tank Support, Rear Tank Support Crossmember, Bracket and screw. Fits for: 1999-2006 Chevrolet Silverado 1500 2500 3500 1999-2006 GMC Sierra 1500 2500 3500 .