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Kitchenaid Refrigerator Door

Best Seller
Kitchenaid Refrigerator Mullion Rail
Genuine Whirlpool part
By: Whirlpool
Part Number: WP12722803B

The mullion rail is the vertical divider strip that separates the fresh food and freezer compartments in side-by-side refrigerators, often housing the water and ice dispenser controls. This part needs replacement if you notice cracks in the plastic, damaged dispenser components, or poor sealing between compartments that affects temperature control.

This part fixes the following symptoms
  • Door won't open or close
See more...
Do-It-Yourself Stories from Customers like You Door was not closing correctly all the time   Kirk F. • Plano , TX • April 05, 2015

Looked for parts online that were worn and compared prices. Best price was appliance part pros. Ordered and received in 2 days and easily replaced worn parts. Read more

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$151.51
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$180.30
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$28.79

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Best Seller
Kitchenaid Mullion (Gry)
Genuine Whirlpool part
By: Whirlpool
Part Number: WP12722803AP

Color: Grey

The Flapper Door with Mullion Heater is an OEM part for Whirlpool refrigerators. This part helps seal the gap between the refrigerator and freezer doors, preventing warm air from entering and cold air from escaping.  

Causes of a bad flapper door with mullion heater can include wear and tear over time, electrical issues affecting the heater, physical damage from repeated opening and closing of the doors, or warping due to temperature fluctuations.

Symptoms of a bad flapper door with mullion heater include:

  • Condensation or frost buildup around the door seal
  • Increased energy consumption due to temperature inefficiency
  • The refrigerator door not closing properly
  • Visible damage or wear to the flapper door or heater

This OEM Whirlpool part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper and some Kenmore models.

Do-It-Yourself Stories from Customers like You Door mullion was broken door was very difficult to close   Gregory F. • Dumont , NJ • October 16, 2016

Found the part # on manufacturers website. Ordered it from ApplianceParts Pros. Watched a video of repair on Youtube. Fix was done n about 10 mins. ApplianceParts Pros had the part cheaper than manufacturer. Delivery was prompt. Replacement easy. Read more

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$118.53
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$141.05
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$22.52

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Best Seller
Kitchenaid Refrigerator Door Mullion Rail
Genuine Whirlpool part
By: Whirlpool
Part Number: W11177238

Vertical divider rail between refrigerator doors. Replace if cracked, broken, or not sealing properly. Installs with one screw. Easy DIY replacement.

Do-It-Yourself Stories from Customers like You Door rail mullin needed replacing   Jim D. • Annapolis , MD • March 28, 2016

Received exact part and easy to replace, took all of 5 minuets to replace. All you need is a 1/4" nut driver or 1/4" wrench. Super easy ! Read more

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$145.55
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$171.75
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$26.20

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Best Seller
Kitchenaid Refrigerator Door Flipper Mullion (Center Rail)
Genuine Whirlpool part
By: Whirlpool
Part Number: WPW10151713

This refrigerator door flipper mullion is the folding center rail that bridges the gap between the doors. It helps complete the door seal and reduces condensation along the center for better temperature retention.

  • Bridges the gap between doors to complete the center seal and improve efficiency
  • Folds out of the way when a door opens; flips into place as the doors close
  • Helps limit moisture/sweating at the middle of the refrigerator
  • Replaces a cracked, loose, or broken mullion that causes air leaks, doors popping open, or poor sealing
What's included: One refrigerator door flipper mullion assembly Install notes:
  • Disconnect power before servicing; remove door bins for access
  • Remove mounting screws; lift off the assembly and disconnect the harness if equipped
  • Transfer any end caps/brackets; ensure spring orientation and proper wire routing during reassembly
  • After installation, verify smooth flipping action and a continuous gasket seal down the center

Do-It-Yourself Stories from Customers like You My grandson broke my rail mulln opeining and closing the refrigerator door   Bobby B. • Fort Walton Beach , FL • January 21, 2015

I ordered the part from you which arrived much sooner than expected. I replaced the Rail-Mulln. It was so easy to fix, next time I'll let my wife do it. Read more

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$142.61
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$168.28
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$25.67

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Kitchenaid Vertical Mullion Assembly (Flipper Rail), 1 Piece
Genuine Whirlpool part
By: Whirlpool
Part Number: WP12722815AP

Restore a tight, even seal between your refrigerator's doors. This vertical mullion assembly flips into place to cover the center gap, helping maintain proper temperatures and reduce condensation.

  • Bridges the gap between doors to create a continuous sealing surface
  • Helps keep cold air in and warm air out for consistent cooling
  • Aids proper door alignment and smooth closing
  • Common symptoms of a failed mullion: broken or wobbly flipper, doors not closing fully or popping open, moisture/icing at the center, warming in the fresh food section
What's included: 1 vertical mullion assembly Install notes:
  • Disconnect power before servicing and open the doors
  • With the door open, release the retaining screws or tabs and lift the old mullion off the upper and lower pivots
  • Position the new assembly on the pivots, secure it, and verify the flipper moves freely and seals evenly against the opposite door
  • Restore power and recheck door operation and gasket contact along the full height

Do-It-Yourself Stories from Customers like You Rail mullion on refrigerator.   Dallas W. • Monticello , FL • February 16, 2022

Replaced part in entirety. Read more

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$157.36
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$188.83
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$31.47

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Kitchenaid Refrigerator Mullion Rail Trim
Genuine Whirlpool part
By: Whirlpool
Part Number: W11692845

Trim piece that secures the gap between refrigerator doors for a clean finish. Replace if cracked, broken, or missing to restore proper door fit.

Do-It-Yourself Stories from Customers like You Refrigerator mullion rail spring broken   David G. • Fleetwood , PA • April 24, 2026

Replaced mullion rail Read more

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$116.50
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$139.80
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$23.30

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Kitchenaid Refrigerator Vertical Mullion Assembly
Genuine Whirlpool part
By: Whirlpool
Part Number: WP12722813AP

Vertical mullion assembly that covers the gap between refrigerator doors. Replaces cracked, broken, or loose door trim for a clean, finished appearance.

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$137.49
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$163.61
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$26.12

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Kitchenaid Refrigerator Door Mullion Rail
Genuine Whirlpool part
By: Whirlpool
Part Number: WP12722813W

Vertical door mullion rail that covers the center gap between French doors. Replace if cracked, broken, or no longer sealing properly. White finish.

Do-It-Yourself Stories from Customers like You Rail mullion was broken   William W. • Cary , NC • January 10, 2021

Old one came off in one minute and new one went on in a minute. Read more

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$135.25
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$160.95
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$25.70

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Kitchenaid Mullion, Door (Blk)
Genuine Whirlpool part
By: Whirlpool
Part Number: W11177241

Color: Black

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$145.55
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$174.66
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$29.11

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Kitchenaid Lid (Utility Bin)
Genuine Whirlpool part
By: Whirlpool
Part Number: WPW10316883

This replacement lid fits the refrigerator utility/bin drawer and restores a secure cover to keep stored items contained and organized. It replaces cracked, broken or warped lids so the bin functions as intended. What it does:

  • Covers and protects items stored in the utility/bin drawer
  • Replaces lids that are cracked, chipped or no longer latch properly
  • Helps prevent items from shifting or falling into other compartments
  • Restores a proper seal and alignment of the utility/bin cover
What's included: One replacement utility/bin lid Install notes:
  • Unplug or disconnect power to the appliance before servicing for safety
  • Remove the bin/drawer per the manufacturer instructions to access the lid
  • Align hinge tabs or mounting points and snap or fasten the lid into place
  • Handle carefully; plastic edges or mounting points can be fragile during installation

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$49.95
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$59.44
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$9.49

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Kitchenaid Refrigerator Door Panel Outer
Genuine Whirlpool part
By: Whirlpool
Part Number: 12658572WQ

Outer door panel for your refrigerator. Replaces the exterior shell of your fridge door when cracked, dented, scratched, or discolored.

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$497.80
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$636.38
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$138.58

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Kitchenaid Refrigerator Freezer Door Assembly, White
Genuine Whirlpool part
By: Whirlpool
Part Number: 13107111WQ

This is a complete freezer door foam assembly in white, including the outer panel and insulation. It serves as the main access door for the freezer compartment, maintaining proper insulation to keep temperatures consistent. Replace this assembly if the door panel is dented, cracked, or if the insulation is damaged and causing frost buildup or temperature issues.

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$378.91
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$507.68
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$128.77

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Kitchenaid Refrigerator Door Panel Outer
Genuine Whirlpool part
By: Whirlpool
Part Number: LW10193489

Outer door panel for your refrigerator. Replaces cracked, dented, or discolored exterior panels. Restores the appearance of your fridge door.

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$1,029.22
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$1,214.48
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$185.26

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Kitchenaid Refrigerator Door Panel Outer
Genuine Whirlpool part
By: Whirlpool
Part Number: W10137183

Outer door panel for refrigerators. Covers the exterior door surface. Replace if cracked, dented, discolored, or damaged to restore appearance.

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$622.56
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$741.60
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$119.04

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Kitchenaid Door
Genuine Whirlpool part
By: Whirlpool
Part Number: 12658573WQ

 

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$519.46
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$553.25
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$33.79

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Kitchenaid Door
Genuine Whirlpool part
By: Whirlpool
Part Number: 12732428BQ

 

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$429.46
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$470.07
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$40.61

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  • Over 2.1 Million Parts In Stock Over 2.1 Million Parts In Stock
  • 2 Day Quick Delivery! 2 Day Quick Delivery!
  • 365 Day Return Policy! 365 Day Return Policy!
  • Repair ForumFree Tech Support!
  • Google Trusted Store Google Trusted Store
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