Ducane Affinity 4100 31742101 Grill Parts

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Ducane 31742101

Ducane Affinity 4100 Black 4-Burner natural gas grill

 

Highest quality replacement parts for your Ducane Affinity 4100 31742101 - Free USA shipping $49 or more* - No Sales Tax*

 

Ducane 31742101 owners manual and diagrams
Diagrams & owners manual not available for grill model# 31742101. 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 Ducane Affinity 4100 31742101
On this page you'll find all of the parts that fit model Ducane 31742101. 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 cooking grid and there are none here, click the cooking grids button to see all of the cooking grids we have for Ducane grills. Knowing the dimensions of your existing part will help you find the right part.

To get the correct Ducane 31742101 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 Ducane 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.
 


31742101 Burners

Stainless steel burners for Ducane Affinity models for Ducane model 31742101. SET OF FOUR (4). Includes spider guard.



Part Number: DUCT1-X4
Dimensions: 18” x 1”
Material: stainless steel
Weight: 2.4

$112.28
 

Stainless steel burner for Ducane Affinity models for Ducane model 31742101. Includes spider guard.

Part Number: DUCT1
Dimensions: 18” x 1”
Material: stainless steel
Weight: 0.6

$33.70
 

 





31742101 Cooking Grids

Stamped porcelain steel cooking grids for Ducane model 31742101. Porcelain enameled, glossy finish. Sold as a set of three (3).

Part Number: 53083
Dimension Front-to-Back: 17 13/16”
Dimension Side-to-Side: 29 1/4”
Material: stamped porcelain steel
Weight: 8.10

$89.77
 

Cast iron cooking grids (set of 2) for Ducane model 31742101. Porcelain enameled, glossy finish.

Part Number: 68502
Dimension Front-to-Back: 18”
Dimension Side-to-Side: 28 3/4”
Material: gloss cast iron
Weight: 14.12

$162.40
 

Stainless steel cooking grid for Ducane Affinity grills for Ducane model 31742101.
  • 304 commercial grade stainless steel
  • 1/4” solid stainless rods
  • Dimensions: 18” x 14 7/8”
  • Made in USA.
  • Sold individually.
Unlike the OEM Ducane grids these replace, these high quality made-in-the-USA grids are made of high quality 304 stainless steel that resists rust and corrosion far more than the originals.

Part Number: CLA-GS0064 (Replaces Ducane 30501009)
Dimension Front-to-Back: 18”
Dimension Side-to-Side: 14 7/8”
Material: stainless steel
Weight: 5.4

$59.58
 

 





31742101 Heat Plates

Stainless steel heat distribution plates for Ducane model 31742101. SET OF FOUR (4). Fits Ducane Affinity 4100 and 4200 series 4-burner grills. Made in USA.

NOTE: Sometimes shipped with vinyl peel-off coating. Remove before use.

Part Number: CLA-TS0044-X4
Dimension Front-to-Back: 15 5/16”
Dimension Side-to-Side: 6”
Material: stainless steel
Weight: 3.2

$113.28
 

Stainless steel heat distribution plate for Ducane Affinity grills for Ducane model 31742101. Sold individually, number required varies. Made in USA.

NOTE: Sometimes shipped with vinyl peel-off coating. Remove before use.


Part Number: CLA-TS0044
Dimension Front-to-Back: 15 5/16”
Dimension Side-to-Side: 6”
Material: stainless steel
Weight: 0.8

SALE  $31.40

Porcelain steel Heat Distribution Plate for Ducane model 31742101. Sold individually.

Part Number: 99351
Dimension Front-to-Back: 15 3/8”
Dimension Side-to-Side: 6”
Material: porcelain steel
Weight: 1.6

$36.79
 

 





31742101 Igniter Components

Push-button electronic igniter with four (4) spade connectors. Black cap. Uses one AAA battery (not included). Requires a 3/4” mounting hole.

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


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

Part Number: TS-IG4010
Weight: 0.2

$16.16
 

electrode assembly for use with Weber models with spark generators that have an external grounding prong. Includes mounting tabs to facilitate installation.

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



Part Number: 04800
Material: ceramic
Weight: 0.2

$13.57
 

Battery powered push button igniter.
  • Has four (4) spade type male connectors.
  • Uses 1 AAA battery (not supplied)
  • Requires 3/4” or 13/16” mounting hole.

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



Part Number: IGEIB4-B
Weight: 0.3

$34.08
 

46” Wire with female spade connectors and square plastic connectors.

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



Part Number: IG-30B
Dimensions: 46
Weight: 0.1

$8.29
 

16” Universal Ignitor Wire

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



Part Number: IG-48B
Dimensions: 16
Weight: 0.05

$6.35
 

 





31742101 Accessories

HOW TO GRILL The Complete Illustrated Book of Barbecue Techniques. Steve Raichlen presents a full-color, step-by-step technique book that gets to the core of the grilling experience by showing and telling exactly how it's done. With more than 1,000 photographs, if features over 100 techniques and recipes, from how to set up a three-zone fire to how to grill a perfect prime rib, to grilling pizza, shellfish, vegetables, tofu, fruit, and s'mores.

Part Number: 0-7611-2014-9
Dimensions: 8” x 9 1/4”
Material: Paperback
Weight: 3.0

$20.09
 

4 Piece Stainless Steel Tool Set With Accents Turner, tong, and fork constructed of high gade, polished stainless steel, with soft grip accents. Silicone tip tongs heat resistant to 500 degrees farenheit. High quality grill brush.

Part Number: 40070
Material: stainless steel
Weight: 2.12

$39.08
 

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
 

Deluxe 13” basting mop with hardwood handle and cotton mop head. Great for spreading BBQ sauces, marinades, and glazes on meat and poultry.



Part Number: 42055
Dimensions: 13
Weight: 0.2

$8.76
 

Chrome plated rib/potatoe rack. Spaces up to 6 racks of ribs and 6 potatoes. Fits all grills. 12” x 7 1/4”.


Part Number: RR-2
Material: chrome steel
Weight: 1.0

$13.30
 
SALE  $14.99

Stuffed Burger Press

The stuffed burger press is the best way to make gourmet stuffed and regular burger patties right at home. Easy to disassemble and clean.



Part Number: 24795
Weight: .3

$13.25
 

 



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Ducane model 31742101 - Tuesday, May 12 2026

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*Orders for Ducane Affinity 4100 grill model 31742101 $49 and over ship free to the lower 48 states.
See shipping policy below for more info.


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Build Date: May 12 2026