Costco 21011 Grill Parts

Highest quality replacement parts for your Costco 21011 - Free USA shipping $49 or more* - No Sales Tax*

Costco 21011 owners manual and diagrams

Diagrams & owners manual not available for grill model# 21011. 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 Costco model: 21011

On this page you'll find all of the parts that fit model Costco 21011. 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 warming rack and there are none here, click the warming rack button to see all of the racks we have for Costco grills. You will need to know the dimensions of your existing grids to help you find the right part.

To get the correct Costco 21011 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 Costco 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.

21011 Burners

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44305-R 5-Pack Cast stainless steel burners for Costco model 21011.

Replaces original Bull part# 44305
Includes adjustable air shutter and screw in the venturi for adjusting air flow.
Sold as a set of five (5) burners

Note: The original 44305 burner was a welded stainless steel burner. This replacement burner is a solid cast stainless burner, equivelant to OEM# 16516.

Part Number: BULL-44305-R-X5 (Replaces Costco BULL-44305-X5)
Dimensions: 16 1/4” x 2 7/8”
Material: stainless steel
Weight: 16.25

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44305-R Cast stainless steel heavy-duty burner for Costco model 21011.

Replaces original Bull part# 44305
Includes adjustable air shutter and a screw in the venturi for adjusting air flow.
Sold individually

Note: The original 44305 burner was a welded stainless steel burner. This replacement burner is a solid cast stainless burner, equivelant to OEM# 16516.

Part Number: BULL-44305-R (Replaces Costco BULL-44305)
Dimensions: 16 1/4” x 2 7/8”
Material: cast stainless steel
Weight: 4.0

==> All Costco Burners.

21011 Cooking Grids

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16517-R 5-Pack Stainless steel cooking grates for Costco model 21011.

SET OF FIVE (5)
Premium grade 304 stainless steel
Solid stainless rods

NOTE: Some models refer to this part as a Cooking Grid.

This part replaces original BULL part# 16517.

Part Number: BULL-16517-R-X5 (Replaces Costco BULL-16517-X5)
Dimension Front-to-Back: 19 1/2”
Dimension Side-to-Side: 7 1/2”
Material: stainless steel
Weight: 25.00

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16517-R Stainless steel cooking grate for Costco model 21011.

Premium grade 304 stainless steel
Solid stainless rods
Sold individually

NOTE: Some models refer to this part as a Cooking Grid.

This part replaces original BULL part# 16517.

Part Number: BULL-16517-R (Replaces Costco BULL-16517)
Dimension Front-to-Back: 19 1/2”
Dimension Side-to-Side: 7 1/2”
Material: stainless steel
Weight: 5.00

==> All Costco Cooking Grids.

21011 Heat Plates

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16521-R 5-PACK Premium grade stainless steel flame tamers for Costco model 21011.

Replacement for original Bull part# 16521.
Fits Bull-made 4 and 5-Burner grills.
One required for each burner.
Sold as a set of five (5).

Part Number: BULL-16521-R-X5 (Replaces Costco BULL-16521-X5)
Dimension Front-to-Back: 17 5/8”
Dimension Side-to-Side: 4 5/8”
Material: stainless steel
Weight: 4.5

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16521-R Premium grade stainless steel flame tamer for Costco model 21011.

Replacement for original Bull part# 16521.
Fits Bull-made 4 and 5-Burner grills.
SOLD INDIVIDUALLY.

Part Number: BULL-16521-R (Replaces Costco BULL-16521)
Dimension Front-to-Back: 17 5/8”
Dimension Side-to-Side: 4 5/8”
Material: stainless steel
Weight: .90

==> All Costco Heat Plates.

21011 Accessories

Wundersmoke Maple Chips. These unique maple wood smoking chips add distinctive maple wood flavoring to your food. For use will all grills. One 1lb bag. Comes with reusable puck.

Part Number: BP-7
Weight: 1.0

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Stainless steel flipper. The ultimate spatula tool, specially curved for perfect flips every time. 18” overall.

Part Number: SF-1
Dimensions: 18
Material: stainless steel
Weight: 0.4

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Stainless steel chicken roaster. Commonly called Beer Can roasters.

The best way to roast poultry on the grill
For use in barbecues and ovens
Dishwasher safe
Includes rack, rack support, and basting brush

Part Number: 41333
Material: stainless steel
Weight: 0.10

Scrub brushes. Plastic grill scrubber. Cleans all types of cooking grids. Plastic grip handle.

Part Number: WB-7
Dimensions: 6” x 3 1/2”
Weight: 0.2

==> All 21011 Accessories.

BBQ Part Categories

Costco gas grill 21011 - Sunday, Jan 26 2025

Return to Costco grills main page

More Costco grill models we have parts for
463230703 \| 463241205 \| 463242304 \| 463269806 \| 464246004 \| 466242404 \| 466242504 \| 527036 \| 720-0008-LP \| 720-0011 \| 720-0021-LP \| 720-0033 \| 720-0037 \| 720-0038 Classic Pedestal \| 720-0038-04U Classic Pedestal \| 720-0039-LP \| 720-0070-LP \| 720-0077-LP \| 720-0083-04R \| 720-0108 \| 720-0193 \| 720-0432 \| 720-0709B \| 720-0720 \| 720-0727 \| 720-0733 \| 720-0830MB \| 720-0896CA \| 720-0954G \| 730-0954G \| 740-0711 \| 740-0712 \| 780-0832C \| 860-0193 \| Bread Breaker Two \| CGR27 \| CGR27LP \| CGR30 \| CGR30LP \| CGR30NG \| CGR44 \| CGR54 \| CS784LP \| CS812 \| CS812LP \| CS892LP \| GSC3218WA \| GSC3218WAN \| GSS2116B-1 \| Complete list of Costco grill models...

More Costco grill models we have parts for

463230703 | 463241205 | 463242304 | 463269806 | 464246004 | 466242404 | 466242504 | 527036 | 720-0008-LP | 720-0011 | 720-0021-LP | 720-0033 | 720-0037 | 720-0038 Classic Pedestal | 720-0038-04U Classic Pedestal | 720-0039-LP | 720-0070-LP | 720-0077-LP | 720-0083-04R | 720-0108 | 720-0193 | 720-0432 | 720-0709B | 720-0720 | 720-0727 | 720-0733 | 720-0830MB | 720-0896CA | 720-0954G | 730-0954G | 740-0711 | 740-0712 | 780-0832C | 860-0193 | Bread Breaker Two | CGR27 | CGR27LP | CGR30 | CGR30LP | CGR30NG | CGR44 | CGR54 | CS784LP | CS812 | CS812LP | CS892LP | GSC3218WA | GSC3218WAN | GSS2116B-1 | Complete list of Costco grill models...