bbq-parts PCG523 7523 Porcelain Enameled Grates BBQ Replacement for Weber 7523, Weber Genesis Silver A and Spirit 500 gas grills; aftermarket replacements. Fits the following Weber models, Weber Genesis Silver A and Spirit 500 gas grills. 350-square-inches of cooking area. Porcelain-enameled finish keeps food from sticking; Set of 2 grates. Make sure you measure the size and check the shape of your original parts and compare with ours BEFORE you order.