Arkla U4421 Grill Parts

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Highest quality replacement parts for your Arkla U4421 - Free USA shipping $49 or more* - No Sales Tax*

 

Arkla U4421 owners manual and diagrams
Diagrams & owners manual not available for grill model# U4421. 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 gas grill parts for Arkla model: U4421
All of the parts we have for Arkla U4421 are shown on this page. If you can't find the part you need below, click on the appropriate category button on the right side of the page. For example, if your looking for a heat indicator and there are none here, click the heat indicator button to see all we have for Arkla grills. Knowing the dimensions of your existing part will help you find the right part.

To get the correct Arkla U4421 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 Arkla 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.
 


U4421 Burners

Deluxe stainless steel twin-venturi burner and venturi assembly for Arkla model U4421. Includes:
  • DSB stainless steel H burner.
  • Deluxe burners have a special spot-welded mounting bracket for optional IG-5B universal tongue-style collector box and electrode. The IG-5B can be used in applications where the factory ignition system is irrepairable, non existant, or otherwise unusable.
  • Two (2) V-12 stainless steel single venturi.
  • Venturi gasket and mounting nuts (venturi mounts with nuts and bolts, not screws).
  • 5 year MHP limited warranty.
  • Click here for features of MHP deluxe SS burner.


Part Number: DSB+V-12
Dimensions: 8 1/8” x 16”
Material: stainless steel
Weight: 2.0

$71.25
 

Deluxe stainless steel twin-venturi burner for Arkla model U4421. Includes:
  • DSB stainless steel H burner (venturi not included).
  • Deluxe burners have a special spot-welded mounting bracket for optional IG-5B universal tongue-style collector box and electrode. The IG-5B can be used in applications where the factory ignition system is irrepairable, non existant, or otherwise unusable.
  • Venturi gasket and mounting nuts (venturi mounts with nuts and bolts, not screws).
  • 5 year MHP limited warranty.
  • Click here for features of MHP deluxe SS burner.


Part Number: DSB
Dimensions: 8 1/8” x 16”
Material: stainless steel
Weight: 1.5

$46.63
 

Stainless steel burner and venturi assembly kit for Arkla model U4421. Contains one standard EDSB SS H burner and two V-12 adjustable universal venturis.

Part Number: EDSB+V-12
Dimensions: 7 1/4” x 15 1/2”
Material: stainless steel
Weight: 2.0

$68.63
 

Standard stainless steel burner with adjustable legs for Arkla model U4421. Comes with gasket and scews.

Part Number: EDSB
Dimensions: 7 1/4” x 15 1/2”
Material: stainless steel
Weight: 1.5

$43.85
 

 





U4421 Venturis

Stainless steel corrugated tubing to resist rust and corrosion single venturi. O-Ring seat for positive gas seal. Flexible and adjustable from 8” to 11”. Gasket & screws not included, see part # SHK4, sold individually.

Part Number: V-12
Dimensions: 11
Material: stainless steel
Weight: .3

$15.73
 

Single Gasket Kit Economy Burners

Part Number: SHK4
Weight: 0.01

$4.16
 

 





U4421 Cooking Grids

Cast iron cooking grids for Arkla model U4421. SET OF TWO (2) panels.
  • Porcelain treated, matte finish
  • Each panel measures 17 3/4” x 11 1/2”
  • Overall dimensions: 17 3/4” x 23”


Part Number: CG-101PCI-X2
Dimension Front-to-Back: 17 3/4”
Dimension Side-to-Side: 23”
Material: cast iron
Weight: 11.6

$93.10
 

Cast Iron Cooking Grid - Brickman, BBQ Grill for Arkla model U4421.

Part Number: CG-101PCI
Dimension Front-to-Back: 17 3/4”
Dimension Side-to-Side: 11 1/2”
Material: cast iron
Weight: 5.80

$50.51
 

 





U4421 Rock/Briquette Grates

Rock grate for holding lava rock or ceramic briquettes. Made in USA.

Part Number: BG-12
Dimension Front-to-Back: 15 9/16”
Dimension Side-to-Side: 22 1/2”
Material: carbon steel
Weight: 4.9

$26.18
 

 





U4421 Igniter Components

20” Ignitor adapter wire with female spade connector and male round connector. Used primarily on Ducane models 7100 and 7200 to extend the wire from the 03758 collector box and electrode to the electronic spark generator (igniter).

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



Part Number: 03750
Dimensions: 1/16
Weight: 0.05

$6.01
 

Universal adapter wire with male round and female spade connectors.

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



Part Number: 03751
Weight: 0.05

$3.98
 

Tongue style collector box for burner mounted applications. Includes preinstalled electrode with round female connector end and 20” wire. Fits on all of our Deluxe stainless H burners (LB, SB, DLB, DSB) using special mounting bracket on these burners. Will not fit on cast iron burners (see part IG-15B for cast iron burner applications).

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



Part Number: IG-5B
Weight: 0.3

$11.39
 

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

$14.41
 

 





U4421 Warming Racks

Universal warming rack. For use on grills with at least 22” inside dimension.

Part Number: AP-6A
Dimensions: 6” x 21 1/2”
Material: Chrome steel
Weight: 1.3

$23.33
 

 





U4421 Accessories

High quality, long lasting ceramic briquettes. 59 flat top pyramid-shaped briquettes per box. Placed 1/2” apart, 59 briquetes will cover about 368 square inches. This is an area roughly 15” x 24”.
  • Top quality product
  • Each briquette measure 2” x 2”
  • Self cleaning
  • Great heat distibution, retains heat longer
  • Can be used on all grills that use briquettes or lava rock
  • Use a single layer (multiple layers can reduce temperatures)

NOTE: These high quality ceramic briquetes are available in 59 count, 70 count, and 90 count qantities.

  • 59 briquetes covers an area apprimately 15” x 24”
  • 70 briquetes covers an area apprimately 17” x 26”
  • 90 briquetes covers an area apprimately 17” x 33”



Part Number: CLA-AC0394
Dimensions: 2” x 2”
Material: ceramic
Weight: 7.65

$59.13
 

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

$10.42
 

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

$15.90
 

Set of six 22” stainless steel V skewers with wood handles and silicone bezels. Silicone bezel helps the handle stay cool longer. V-shaped skewers keep food from spinning on shaft.

Part Number: 40538
Material: chrome steel
Weight: 1.1

$15.59
 

Cast iron smoker box with six oblong venting holes. Fill with water-soaked wood chips and add smoke flavor to you food. Designed to release wood smoke.

  • Works with both charcoal and gas grills.
  • Easy to use and refill.
  • Long lasting cast iron.


Part Number: 00150
Dimensions: 5 1/4” x 8 3/8”
Material: cast iron
Weight: 3.90

$27.70
 

Vertical.Chicken Leg and Wing Rack. Stainless steel.

A convenient stainless wire wing rack, the best way to roast chicken wings and legs on the grill without the hassle of flipping, turning or sticking. For wings and drumsticks.



Part Number: CLWR
Material: stainless steel
Weight: 1.0

$19.95
 

18” long wood handle brass bristle grid brush with scraper and leather hang strap.

Part Number: WB-3
Dimensions: 18
Weight: 0.59

$13.66
 

 



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Arkla model U4421 - Tuesday, May 12 2026

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*Orders for Arkla grill model U4421 $49 and over ship free to the lower 48 states.
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Build Date: May 12 2026