Grill Parts Zone Repair Kit for Ducane 4100 & Affinity 4200, 4400 Gas Models Fits Ducane 4 Burner Gas Grill Model 4100 Fits Ducane Affinity 4200, 4400 Gas Gril Aftermarket kit includes 4 Stainless Steel Heat Plates and Porcelain Cast Cooking Grates Porcelain Cooking Grid Dimensions: 18" X 14 3/8" Each and 18" X 28 3/4" Total We Highly Recommend That You Measure The Size Of Your Original Parts and Compare Them To What We Have Listed Before Your Order