Weber Genesis II LX E-640

March 26, 2017 - Written by

$2,149.00 $1,899.00

The GS4 Grilling System

The Power to Bring People Together

The GS4 High Performance Grilling System sets a new standard in the world of backyard cuisine, and lands the Genesis II and Genesis II LX series of gas grills in a class of their own. This innovative grilling system is based on over 30 years of grilling experience, culinary expertise, and most importantly, avidly considering the wants and needs of the people who matter most – the grilling community.


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The Genesis II LX gas grill raises the bar in the world of backyard cuisine. Weber’s exclusive GS4 high performance grilling system ensures that burners light every time, smoked infused food grilled evenly and consistently and hassle free clean up. Designed with the full grilling experience in mind, the Genesis II LX grill will always be by your side so that your guests will never wonder where you’ve been.

  • 6 unique tapered burners with 72,000 BTUs deliver consistent gas flow from front to back, this provides the ultimate heat distribution, ensuring that food grills evenly and consistently anywhere on the cooking grate
  • Use the 12,000 BTU side burner to simmer your specially created BBQ sauce while the main course grills under the lid
  • Premium stainless steel rod cooking grates provide even heat distribution across the entire grilling surface and retain heat for chef-inspired sear marks
  • 770 sq. in. of cooking area provides plenty of room for all your grilling needs, a tuck-away warming rack provides 228 sq. in. of room to keep food warm while the rest is grilled, when not in use it folds down for easy storage
  • The Infinity ignition system is ensured to ignite every time, an internal switch on each burner control ensures that by turning the knob, the gas will ignite and start each burner with ease
  • Handle lights powerful LED illuminates the entire cooking area of the grill while night-time grilling, control knobs light up with a push of a button for optimal control while night-time grilling
  • Grease is funneled away from the burners, into an easily accessible drip tray, located within the catch pan under the cookbox
  • With high + feature all burners can be turned up to the highest setting for an additional boost of heat anywhere on the cooking grate
  • Each Genesis II LX grills is iGrill ready; this means that you can install the iGrill digital bluetooth thermometer into the side table and sync it to your mobile device (iGrill device sold separately), connect up to four temperature probes and monitor your steak, chicken or roasts all at 1 time (iGrill device sold separately)


  • Infinity ignition
  • High performance burners
  • Stainless steel Flavorizer bars
  • Grease management system


  • Stainless steel burners: 6
  • 7 mm diameter stainless steel rod cooking grates
  • Stainless steel Flavorizer bars
  • Main burners: BTU-per-hour input: 72,000
  • Side burner: BTU-per-hour input: 12,000


  • Primary cooking area (square inches): 770
  • Tuck-Away warming rack area – Elevations compatible (square inches): 228
  • Total cooking area (square inches): 998


  • Stainless steel heat deflectors
  • Porcelain-enameled lid with thermometer
  • Stainless steel control panel
  • 2 swivel locking casters and 2 large wheels
  • Cast aluminum cookbox
  • Stainless steel handle
  • Welded tube frame


  • Limited warranty
  • LED fuel gauge (LP models only)
  • Side tables with integrated tool hooks
  • iGrill 3 ready
  • Easy access gas tank storage (LP only)
  • High+ heat setting
  • Handle light(s)
  • Lighted control knobs
  • Grill cabinet
  • Higher lid


  • Natural gas (10-foot flexible hose included)
  • — OR —
  • Liquid propane (20-lb LP tank sold separately)
  • Please check with your retailer to ensure you purchase the correct model you are looking for (Natural gas or LP). Due to the complexity of the technology, gas train components, and the level of disassembly that would have to be performed, we are not allowing conversions or offering kits. This decision was made in the interest of safety. *Not all models are available in LP or NG.


  • Porcelain-enameled steel
  • Black (LP): 1
  • Black (NG): 1


  • Height (inches): 63
  • Width (inches): 72
  • Depth (inches): 33


  • Height (inches): 48
  • Width (inches): 72
  • Depth (inches): 29

Additional information

Weight265 lbs
Dimensions52 x 36 x 32 in


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Enjoy a Lifetime of the Best Grilling Experience!!!