Rust eating away at your GMC Sierra's wheel arches? This steel repair panel is here to save the day! Specifically designed for 2007-2013 GMC Sierra 1500, 2500 HD, and 3500 HD models with either 6-foot or 8-foot beds. It's a weld-on panel, so you'll need welding skills or a shop to install it properly. The finish is black electrophoresis for corrosion resistance. Material is solid steel - durable and ready to withstand road debris and weather. Part number PRIB000004042, SKU LYAM-811-1. Cross-references with other part numbers like 0864-145, 0864-146, RRP996, RRP997. You'll receive one package (one panel). Placement is rear, left, or right - specify which side you need. This is a fantastic fix instead of trying to patch rusty metal yourself. Gives you a clean, new surface to work with. Lifetime manufacturer warranty included, which is awesome. Once welded, smoothed, and painted to match your truck, it'll look factory-fresh. Perfect for DIY restorers, body shops, or anyone wanting to extend their truck's life. Don't let rust ruin your Sierra's looks and structure. Tackle it now with this quality panel. Check your exact year and bed length, but if it's a 2007-2013 Sierra, this should fit. Shipping comes from the nearest warehouse for faster delivery. A solid investment to keep your truck on the road for years to come. Fight rust and win!