Direct store Parts DS112 Solid Stainless Steel Cooking grids Replacement Weber BBQ Stainless Steel Cooking Grill Grid Grate 7521 7523 9855 (Aftermarket Parts) Dimensions: 11 1/4" x 15" Each grate or 22 1/2" x 15" Total; Material: Solid Stainless Steel Fits the Genesis Silver A, Spirit 500 and Summit gas grills. Set of 2 Much longer life than porcelain grates. Double-check the dimensions of your existing grates before ordering!