Fiesta Optima GT45079 Grill Parts

Fiesta Optima dual-burner LP gas grill with rotisserie burner and side burner

Highest quality replacement parts for your Fiesta Optima GT45079 - Free USA shipping $49 or more* - No Sales Tax*

Fiesta GT45079 owners manual and diagrams

Diagrams & owners manual not available for grill model# GT45079. If you have a manual you're willing to share, please click here to send us an email with the attached manual. Thank You!

Replacement BBQ grill parts for Fiesta Optima GT45079

All of the parts we have for Fiesta GT45079 are shown on this page. If the part you need is not shown below, try clicking the appropriate category button on the right side of the page. For example, if your looking for a Flame Tamer/Heat Plate and there are none here, click the Heat Plate button to see all of the Heat Plates we have for Fiesta grills. You will need to know the dimensions of your existing grids to help you find the right part.

To get the correct Fiesta GT45079 BBQ parts

You should measure your existing parts and compare them to what we show here. This is best done with them removed from the grill.
Verify your Fiesta model number by checking the CSA appliance tag on your grill to make sure you have the correct model number. Do not rely solely on the owners manual as these are frequently mixed up at retail stores when the grills are assembled. You'd be surprised at how many folks have the wrong owners manual.

GT45079 Burners

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Stainless steel burner and venturi assembly kit for Fiesta model GT45079. Comes with all necessary gaskets and screws.

Part Number: 19202-79402
Dimensions: 22” x 7 7/8”
Material: stainless steel
Weight: 3.5

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Stainless steel H burner for Fiesta model GT45079. Burner consists of two pieces, which are held together by the venturi.

Part Number: 19202
Dimensions: 22” x 7 7/8”
Material: stainless steel
Weight: 2.4

==> All Fiesta Burners.

GT45079 Venturis

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L-shaped venturi pair. Includes all necessary gaskets and screws/nuts.

Part Number: 79402
Dimensions: 5 1/2” x 3 1/8”
Material: zinc plated steel
Weight: 0.9

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Universal Spider Guards. Helps prevent dangerous flashback fires caused by spider webs in venturi tubes.Stainless steel spider guards slip over the air shutter on most venturi tubes to help keep the spiders out. For 3/4” venturi tubes.

Part Number: SG-B
Material: stainless steel
Weight: 0.1

==> All Fiesta Venturis.

GT45079 Cooking Grids

Cooking grid not known for Fiesta model GT45079. Our parts information for this grill model is incomplete, and we really don't know with certainty which cooking grid fits this model. It may be that we have the part but don't show it here due to data or other error.

If you know the original OEM part number, try searching for it in the search box at the top of this page.

You can also browse through all of the Fiesta cooking grids we carry. If we don't have the exact fit grid for your grill, we may have a suitable replacement part. Measure your existing part as well as the the grid support area of the grill so you'll know exactly what size grids will fit.

If you have this grill model and know the number and dimensions of your original cooking grids, please share this information with us. Click here to send an email to our GrillDr that includes this information. We greatly appreciate your help.

Part Number: CG-DUMMY
Weight: 1.0

==> All Fiesta Cooking Grids.

GT45079 Heat Plates

Heat Plate/ Flame Tamer not known for Fiesta model GT45079. Our parts information for this grill model is incomplete, and we really don't know with certainty which heat plate fits this model. It may be that we have the part but don't show it here due to data or other error.

If you know the original OEM part number, try searching for it in the search box at the top of this page.

You can also browse through all of the heat plates we carry for your brand grill. If we don't have the exact fit for your grill, we may have a suitable replacement part. Measure your existing part so you'll know exactly what size is needed.

If you have this grill model and know the number and dimensions of your original heat plates, click here to send an email to our GrillDr that includes this information. We greatly appreciate your help.

Part Number: HP-DUMMY
Weight: 1.0

==> All Fiesta Heat Plates.

GT45079 Igniter Components

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Universal 2 1/2” adaptor wire with a round female end and a male spade end.

For more information about ignition systems and components, please see article Ignition 101 in our help center.

Part Number: IG-46B
Dimensions: 2 1/2
Weight: 0.10

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Universal collector box with electrode and wire. Fits most H burners, cast iron and stainless. Mounts to burner using venturi screws. Slotted construction allow universal adjustment of electrode position.

For more information about ignition systems and components, please see article Ignition 101 in our help center.

Part Number: IG-15B
Weight: 0.3

==> All Fiesta Igniter Components.

GT45079 Accessories

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15” Stainless steel tong.

Soft comfort grip
Locking mechanism

This part is currently out of stock, but more are already on the way and expected to arrive early July

Part Number: 40259
Dimensions: 15
Material: stainless steel
Weight: 0.14

==> All GT45079 Accessories.

BBQ Part Categories

Fiesta gas grill GT45079 - Tuesday, Jun 10 2025

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