Weber 70853 Summit 640 & 650 Cook Box

What Problem This Part Solves

The cook box is the structural core of the grill where burners generate heat and food is cooked. Over years of exposure to high temperatures, grease, and weather, the cook box can develop corrosion, cracks, or structural damage. Replacing the cook box restores the grill’s main cooking chamber, ensures proper burner alignment, and improves overall heat distribution and cooking performance.

Key Features

Heavy-duty cast aluminum cook box construction
Designed specifically for Weber Summit 600 Series grills
Houses burners, Flavorizer bars, and cooking components
Resistant to rust and corrosion for long-term outdoor durability
Genuine Weber OEM replacement part for proper fit and performance

Compatibility / Fits Models

Fits Weber Summit 600 Series gas grills including:

SUMMIT E-640
SUMMIT S-640
SUMMIT E-650
SUMMIT S-650

Compatible with multiple Summit 600 Series model numbers from approximately 2007–2010 including both LP and natural gas configurations.

Confirm model number before ordering.

Installation / Use Instructions

Remove cooking grates, Flavorizer bars, burners, and internal components from the grill.
Detach the damaged cook box from the grill frame and control panel assembly.
Install the replacement cook box and reinstall all burners and cooking components.

Why Buy From Bar-B-Que.com

Trusted grill experts since 1974
Genuine replacement parts and premium accessories
Fast nationwide shipping
Family-owned with real product support

FAQ

Does this fit my grill?
This cook box fits Weber Summit 640 and Summit 650 gas grills. Always confirm your grill model number before ordering.

What is this part made of?
The cook box is made from heavy-duty cast aluminum designed to withstand extreme grill temperatures and outdoor exposure.

How long should this part last?
Cast aluminum cook boxes can last many years but may eventually require replacement if they crack or corrode after long-term heat exposure.

How do I install it?
Remove internal grill components and burners, detach the old cook box from the frame, install the replacement cook box, and reassemble the grill.

Why choose this replacement part over others?
A genuine Weber cook box ensures correct fitment, safe burner alignment, and long-lasting durability compared to aftermarket alternatives.