Home / Lawn & Garden / Parts / Gas Grill Burner Knob 40408SOL-13 Gas Grill Burner Knob 40408SOL-13Price Not Available Price may not be up-to-date. Out of Stock View Product Part Number: 40408SOL-13 Brand: PERMASTEEL (BBQ PRO) Seller: Sears PartsDirect Categories: Lawn & Garden, Parts Possible Matches$22.99Replace parts Porcelain Steel Heat Plates for Kenmore 146.1613211, ... Description This burner knob (part number 40408SOL-13) is for gas grills. Burner knob 40408SOL-13 lets you control the heat of the grill burner. Remove the knob by pulling it straight off its post.