HomePartsKitchenAid PartsDishwasher PartsKitchenAid Dishwasher PartsKDI-21 Parts

KitchenAid Dishwasher KDI-21 Parts

Shop replacement repair parts for KitchenAid Dishwasher model KDI-21

icons/dishwasher
Brand:KitchenAid
Model:KDI-21
Product:Dishwasher
Shop PartsCommon ProblemsDiagrams & ManualsRelated Videos
Filters
30 results
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 Hinge Bearing
Genuine OEM Part # WP4160355 | RC Item #3302
# WP4160355
RC Item #3302
Skill Level (2)
skill level dotskill level dotskill level dotskill level dot
Product is a bestsellerProduct is a manufacturer part
WP4160355 Hinge Bearing
Watch Video
N/A

Dishwasher door hinge guide bearing sleeve

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 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
KitchenAid Dishwasher Detergent Dispenser
Genuine OEM Part # WP9740171 | RC Item #2462
# WP9740171
RC Item #2462
Skill Level (2)
skill level dotskill level dotskill level dotskill level dot
Product is a bestsellerProduct is a manufacturer part
WP9740171 Detergent Dispenser
Watch Video
N/A

Soap cup dispenser with gasket and screws, dual door for KD18s & newer, KD17s use RCC# 679607

No Longer Available
KitchenAid Dishwasher Dispenser
Genuine OEM Part # 4171641 | RC Item #229
# 4171641
RC Item #229
Product is a bestsellerProduct is a manufacturer part
4171641 Dispenser
Watch Video
N/A

Rinse dispenser kit with Jet Dry sample (while supplies last)

No Longer Available
KitchenAid Dishwasher Lower Wash Arm Support
Genuine OEM Part # 4163370 | RC Item #2033
# 4163370
RC Item #2033
Product is a bestsellerProduct is a manufacturer part
4163370 Lower Wash Arm Support
Watch Video
N/A

Lower wash arm support with self cleaning filter, new style

No Longer Available
KitchenAid Dishwasher Upper Dishrack Assembly
Genuine OEM Part # 9741982 | RC Item #165
# 9741982
RC Item #165
Product is a bestsellerProduct is a manufacturer part
9741982 Upper Dishrack Assembly
Watch Video
N/A

Dishwasher upper rack, Kitchen Aid

No Longer Available
KitchenAid Dishwasher Lower Dishrack Assembly
Genuine OEM Part # WP4172117 | RC Item #1576
# WP4172117
RC Item #1576
Skill Level (2)
skill level dotskill level dotskill level dotskill level dot
Product is a bestsellerProduct is a manufacturer part
WP4172117 Lower Dishrack Assembly
Watch Video
N/A

Dishwasher lower rack. *Rack only, see Related Items below for rollers and axles.

No Longer Available
KitchenAid Dishwasher Float Switch
Genuine OEM Part # W10207863 | RC Item #1460983
# W10207863
RC Item #1460983
Skill Level (2)
skill level dotskill level dotskill level dotskill level dot
Product is a bestsellerProduct is a manufacturer part
W10207863 Float Switch
Watch Video
N/A

Dishwasher float switch & stem kit

No Longer Available
Go

KitchenAid KDI-21 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 KDI-21 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

Dishrack Roller
Dishrack Roller
Door Spring
Door Spring
Water Inlet Valve
Water Inlet Valve
Spacer
Spacer

KDI-21 Parts

Maintain and repair your KitchenAid KDI-21 Dishwasher efficiently with genuine KitchenAid KDI-21 replacement parts from Repair Clinic. Our extensive inventory includes parts for all common KDI-21 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 KDI-21. 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 KDI-21 Parts?

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

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

Repair Clinic
Join Repair Clinic's VIP email list for 10% off, plus other discounts and tips!
Our Story

Family-owned and operated since 1912, Burke America Parts Group is the longest-running genuine appliance, HVAC, and outdoor power equipment parts solution in North America. At Repair Clinic, we're proud to be an international brand trusted by the pros as well as the DIY community.

About Repair Clinic
Customer StoriesRepair Parts BrandsDIY Repair BlogIn the News
Click for the BBB Business Review of this Appliances - Major - Parts & Supplies in Canton MI
Quick Links
Shipping Information365 Day Return PolicyRetail Location & HoursContact UsTrack OrderReviewsRepair Clinic Pro
Social Media
Privacy PolicyDo Not Sell/Share My Personal InformationTerms & ConditionsSitemapGet 10% Off
© 2026 RepairClinic.com