Weber 40242902 Q300, 320 & 3200 Small Control Knob

What Problem This Part Solves

A worn or broken control knob makes it difficult to safely ignite or adjust burner heat. Replacing the damaged knob restores smooth temperature control, allowing accurate burner adjustment for searing, grilling, and low-temperature cooking.

Key Features

Genuine Weber replacement control knob
Designed for precise burner flame adjustment
Printed temperature markings from Off / Start-Hi to Low
Ergonomic design for easy grip and smooth turning
Approximately 2-1/4 inch diameter knob

Compatibility / Fits Models

Fits Weber Q Series grills including:

404341, 424001, 426001, 586002, Q300, Q320

Typically used on model years 2013 and earlier for the center burner control. Confirm model number before ordering.

Installation / Use Instructions

Pull the damaged knob straight off the valve stem.
Align the replacement knob with the valve stem and press it firmly into place.
Turn the knob to confirm smooth burner control and proper ignition operation.

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FAQ

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

What is this part made of?
It is made from durable molded plastic designed to withstand heat, grease exposure, and outdoor conditions.

How long should this part last?
Control knobs can last many years but may eventually wear or crack from heat exposure and frequent use.

How do I install it?
Simply pull the old knob off the valve stem and push the replacement knob into place.

Why choose this replacement part over others?
This genuine Weber knob ensures the correct fit, proper burner alignment, and smooth heat control compared with generic replacements.