* 3 Stainless steel burners * 42,000 BTU-per-hour input * Electronic Crossover® ignition system * 7mm diameter stainless steel rod cooking grates * Stainless steel Flavorizer® bars * Primary cooking area = 507 sq. in. * Warming rack area = 130 sq. in. * Total cooking area = 637 sq. in. * Tank not included with LP models * Natural gas grill includes a 10-foot flexible hose * Stainless steel shroud with a center-mounted thermometer and accent-colored, cast-aluminum end caps * Enclosed cart with stainless steel doors and stainless steel handles and accent-colored painted side and rear panels * Accent-colored painted steel frame * Enclosed tank storage area and precision fuel gauge (LP models only) * 2 Stainless steel work surfaces * 2 Heavy-duty front locking casters * 2 Heavy-duty back swivel casters * 6 Tool holders * Limited warranty * Weber® cookbook With the lid open: * Height: 64.5 inches * Width R-L: 60 inches * Depth: 30 inches Our brand new Genesis® S-320 iincludes everything there is to have on the S-310 but we've added a flush-mounted side burner as well as 7mm diameter staineless steel rod cooking grates and Flavoriser bars