Uniflasy Grill Replacement Kit for Weber Spirit E310 — 7-piece (2 Cast-Iron Grates + 5 Flavorizer Bars), Porcelain-Enameled

Uniflasy's 7-piece replacement kit delivers two porcelain-enameled cast-iron 7638 grates and five 7636 porcelain-enameled flavorizer bars engineered for front-control Weber Spirit 300 and Spirit II 300 series grills (including compatible E310 models).

When your Weber Spirit E310 or another front-control Spirit 300-series grill shows signs of wear — uneven searing, persistent sticking, frequent flare-ups, or thinning burner shields — replacing both the cooking grates and flavorizer bars at the same time restores the grill's original cooking surface and burner protection. This Uniflasy kit pairs heat-retaining cast-iron grates with porcelain-enamel protection on both grates and flavorizer bars to balance sear performance with easier clean-up and longer life.

Which Weber models will this kit fit?

This set is designed specifically for front-control, 3-burner Weber Spirit 300 and Spirit II 300 series grills. It fits models that accept the 7638 grates and 7636 flavorizer bars; confirm control knob placement before ordering.

• Compatible: Spirit E310, E315, E320, E330, S310, S315, S320, S330, SP310, SP320, SP330.
• Includes 2 porcelain-enameled cast-iron grates ~17.5 x 11.9 inches each (7638).
• Includes 5 porcelain-enameled steel flavorizer bars ~15.3 x 2.6 x 2.5 inches each (7636).
• Not compatible: Spirit 300 models with side-mounted control knobs or E310 units manufactured 2007–2012.

How do the grates and flavorizer bars affect grilling performance?

Both components play key roles: cast-iron grates hold and transfer heat for better searing, while the flavorizer bars shield burners and vaporize drippings to add smoky flavor. Replacing worn parts evens out heat distribution and reduces flare-ups.

• Cast-iron grates store heat for sharper sear marks and improved crust formation.
• Porcelain-enamel finish reduces sticking and helps resist rust when cooled and maintained.
• Flavorizer bars protect burners from grease and help distribute heat more evenly.
• Replacing both parts restores consistent cooking zones and burner longevity.

What are the materials and maintenance tips for long life?

The grates are cast iron with a porcelain-enamel coating, and the flavorizer bars are porcelain-enameled steel. Proper cleaning and seasonal care extend their service life without special tools.

• After grilling, brush grates while warm to remove food residue; avoid aggressive wire brushes on enamel.
• Allow grates and bars to fully cool before washing with mild detergent and water.
• Dry components thoroughly to prevent moisture-related damage before reinstalling.
• Inspect flavorizer bars for heavy warping or thinning and replace in pairs or sets as needed.

How simple is installation and what should I check before buying?

Installation is straightforward: remove the old grates and bars, slide in the new flavorizer bars across the burners, and place the cast-iron grates on top. Measure existing grate dimensions and verify front-control layout before purchase.

• Measure original grates: approximately 17.5 x 11.9 inches for 7638 size.
• Check that your grill has front-mounted controls; side-control Spirit 300 grills are not supported.
• Replace all five flavorizer bars together to maintain even heat and full burner protection.
• Keep original hardware or refer to your Weber manual if any clips or supports are required.

Who is this for? This Uniflasy 7-piece replacement set is for grill owners who want to restore searing power, reduce sticking and flare-ups, and extend burner life on compatible front-control Weber Spirit 300 and Spirit II 300 series grills. If you own a matching E310 or similar front-control Spirit model and your grates or flavorizer bars show wear, this kit provides a cost-effective way to return your barbecue to consistent performance.