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KitchenAid Dishwasher KDC-21AD Parts

Shop replacement repair parts for KitchenAid Dishwasher model KDC-21AD

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Brand:KitchenAid
Model:KDC-21AD
Product:Dishwasher
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36 results
KitchenAid Dishwasher Heating Element
Genuine OEM Part # 4163587 | RC Item #558218
# 4163587
RC Item #558218
Product is a bestsellerProduct is a manufacturer part
4163587 Heating Element
Watch Video
N/A

Main tub heating element

No Longer Available
KitchenAid Dishwasher Push Button Switch
Genuine OEM Part # 4163547 | RC Item #558186
# 4163547
RC Item #558186
Product is a bestsellerProduct is a manufacturer part
4163547 Push Button Switch
Watch Video
N/A

Program switch

No Longer Available
KitchenAid Dishwasher Pump Housing
Genuine OEM Part # 4163369 | RC Item #558076
# 4163369
RC Item #558076
Skill Level (2)
skill level dotskill level dotskill level dotskill level dot
Product is a bestsellerProduct is a manufacturer part
4163369 Pump Housing
Watch Video
N/A

Lower pump housing with seals

No Longer Available
KitchenAid Dishwasher Dishrack Roller Axle
Genuine OEM Part # 4162321D | RC Item #557507
# 4162321D
RC Item #557507
Skill Level (1)
skill level dotskill level dotskill level dotskill level dot
Product is a bestsellerProduct is a manufacturer part
4162321D Dishrack Roller Axle
Watch Video
N/A

Lower rack roller axle kit, pack of 12

No Longer Available
KitchenAid Dishwasher Door Hinge
Genuine OEM Part # 4161594 | RC Item #557196
# 4161594
RC Item #557196
Skill Level (2)
skill level dotskill level dotskill level dotskill level dot
Product is a bestsellerProduct is a manufacturer part
4161594 Door Hinge
Watch Video
N/A

Door hinge, right hand

No Longer Available
KitchenAid Dishwasher Keps nut 10-32xxx
Genuine OEM Part # 285726 | RC Item #470864
# 285726
RC Item #470864
Product is a bestsellerProduct is a manufacturer part
285726 Keps nut 10-32xxx
Watch Video
N/A
No Longer Available
KitchenAid Dishwasher Door Seal
Genuine OEM Part # WP4161631 | RC Item #3435
# WP4161631
RC Item #3435
Skill Level (2)
skill level dotskill level dotskill level dotskill level dot
Product is a bestsellerProduct is a manufacturer part
WP4161631 Door Seal
Watch Video
N/A

Dishwasher main tub/door seal with metal mounting clips

No Longer Available
KitchenAid Dishwasher Drain Impeller
Genuine OEM Part # 4171314 | RC Item #3313
# 4171314
RC Item #3313
Skill Level (2)
skill level dotskill level dotskill level dotskill level dot
Product is a bestsellerProduct is a manufacturer part
4171314 Drain Impeller
Watch Video
N/A

Motor shaft seal and drain impeller kit

No Longer Available
KitchenAid Dishwasher Dishrack Roller Axle
Genuine OEM Part # WP4162321 | RC Item #3117
# WP4162321
RC Item #3117
Skill Level (1)
skill level dotskill level dotskill level dotskill level dot
Product is a bestsellerProduct is a manufacturer part
WP4162321 Dishrack Roller Axle
Watch Video
N/A

This is a genuine replacement part. Whirlpool 4162321 Lower Dishwasher Rack Wheel Axle.

No Longer Available
KitchenAid Dishwasher Check Valve
Genuine OEM Part # 4162920 | RC Item #3108
# 4162920
RC Item #3108
Product is a bestsellerProduct is a manufacturer part
4162920 Check Valve
Watch Video
N/A

Dishwasher drain check valve

No Longer Available
KitchenAid Dishwasher Dispenser Actuator
Genuine OEM Part # WP4162568 | RC Item #3019
# WP4162568
RC Item #3019
Skill Level (2)
skill level dotskill level dotskill level dotskill level dot
Product is a bestsellerProduct is a manufacturer part
WP4162568 Dispenser Actuator
Watch Video
N/A

Soap cup bi-metal

No Longer Available
KitchenAid Dishwasher Water Supply Tube
Genuine OEM Part # WP4171544 | RC Item #2954
# WP4171544
RC Item #2954
Skill Level (2)
skill level dotskill level dotskill level dotskill level dot
Product is a bestsellerProduct is a manufacturer part
WP4171544 Water Supply Tube
Watch Video
N/A

This is a genuine replacement part. Whirlpool 4171544 Delivery Tube.

No Longer Available
KitchenAid Dishwasher Wash Impeller
Genuine OEM Part # 4162921 | RC Item #2755
# 4162921
RC Item #2755
Skill Level (2)
skill level dotskill level dotskill level dotskill level dot
Product is a bestsellerProduct is a manufacturer part
4162921 Wash Impeller
Watch Video
N/A

Wash impeller, pumps water to spray arms

No Longer Available
KitchenAid Dishwasher Dispenser
Genuine OEM Part # 9740170 | RC Item #2533
# 9740170
RC Item #2533
Product is a bestsellerProduct is a manufacturer part
9740170 Dispenser
Watch Video
N/A

Dish detergent dispenser with rubber seal, single door for KD18s & newer

No Longer Available
KitchenAid Dishwasher Wash Arm & Wash Arm Support
Genuine OEM Part # 4162925 | RC Item #2469
# 4162925
RC Item #2469
Product is a bestsellerProduct is a manufacturer part
4162925 Wash Arm & Wash Arm Support
Watch Video
N/A

Lower spray arm

No Longer Available
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KitchenAid KDC-21AD Problems & Repair Solutions

There are only a handful of issues that crop up with most appliances and equipment. Since 1912, we've learned to recognize the most common KitchenAid KDC-21AD problems ― and their solutions. Do any of these look familiar?
Dishwasher not cleaning
10 possible causes and potential solutions
Dishwasher not cleaning
Dishwasher not draining
6 possible causes and potential solutions
Dishwasher not draining
Dishwasher buttons/controls not working
5 possible causes and potential solutions
Dishwasher buttons/controls not working
VIEW ALL COMMON PROBLEMSShop All KitchenAid Dishwasher Parts

Frequently Purchased Together For This Model

Gasket
Gasket
Dishrack Roller
Dishrack Roller
Door Spring
Door Spring
Water Inlet Valve
Water Inlet Valve

KDC-21AD Parts

Maintain and repair your KitchenAid KDC-21AD Dishwasher efficiently with genuine KitchenAid KDC-21AD replacement parts from Repair Clinic. Our extensive inventory includes parts for all common KDC-21AD repairs, ensuring you have everything needed for a successful fix.

Search by model number, part category, part title, or specific symptoms to locate the right parts for your KDC-21AD. Use detailed parts diagrams, repair help guides, and manuals to guide your repair process. Repair Clinic provides troubleshooting tips and videos to resolve common issues and keep your equipment running like new.

Why Choose Repair Clinic for KDC-21AD Parts?

  • Genuine KitchenAid replacement parts
  • Same-day shipping on in-stock items
  • 365-day, no-hassle return policy
  • Price match guarantee

Repair your KitchenAid KDC-21AD Dishwasher with reliable replacement parts and expert support from Repair Clinic. Order today and ensure your Dishwasher stays in top condition.

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