Weber 40242802 Q300, 320 & 3200 Large Control Knob

What Problem This Part Solves
This control knob replaces cracked, melted, or slipping knobs that make it difficult to control burner output. It restores precise gas flow adjustment, allowing you to safely and accurately manage grill temperature.

Key Features
Large diameter control knob for easy grip and control
Designed for main burner adjustment on Q300 series grills
Durable heat-resistant plastic construction
Clearly marked settings for accurate flame control
OEM fit ensures proper alignment with valve stem

Compatibility / Fits Models
Fits Weber Q300 gas grills
Fits Weber Q320 gas grills
Fits Weber Q3200 gas grills
Commonly used for models manufactured prior to newer knob redesigns
Fits most grills within this series—confirm model number before ordering

Installation / Use Instructions
Pull off the old knob from the valve stem
Align the new knob with the valve shaft
Push firmly into place until fully seated

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FAQ Section

Does this fit my grill?
This knob fits Weber Q300, Q320, and Q3200 grills. Confirm your model number before ordering.

What is this part made of?
It is made from durable, heat-resistant plastic designed for outdoor grill use.

How long should this part last?
With normal use, control knobs can last several years, though exposure to heat and weather may eventually cause wear.

How do I install it?
Simply pull off the old knob and push the new one onto the valve stem—no tools required.

Why choose this replacement part over others?
This is a genuine Weber part, ensuring proper fit, smooth operation, and long-term durability compared to aftermarket alternatives.