Parts for KUDC230BWH0 — KitchenAid Dishwasher
We found 26 parts confirmed to fit the KitchenAid Dishwasher KUDC230BWH0.
Same parts list as KUDC230B0 (KitchenAid Dishwasher). KUDC230BWH0 shares an identical confirmed parts list with KUDC230B0 (KitchenAid Dishwasher). That page is the canonical version of this parts list — use it if you want the primary reference, or stay here since the list below is exactly the same for KUDC230BWH0.
Compatibility table
| Part # | Part | Also fits | Reference price |
|---|---|---|---|
| WP9742250 | Timer Knob (White) | This model only | $21.95 · Amazon |
| WP4161631 | Door Gasket Seal | 97 models | $60.29 · Amazon |
| 675705 | Impeller | 101 models | $109.81 · Amazon |
| WP4162321 | Dishwasher Dishrack Roller Stud | 106 models | $3.60 · Amazon |
| WP4171544 | Dishwasher Upper Spray Arm Manifold | 107 models | $20.09 · Amazon |
| 3369482 | Check Valve | 128 models | $40.13 · Amazon |
| WP303918 | Pump Housing Centering Tool | 131 models | $19.68 · Amazon |
| WP302704 | Drain Cover Seal | 139 models | $5.30 · Amazon |
| 4171555 | Bumper | 191 models | $6.86 · Amazon |
| WP4172117 | Lower Dishrack Assembly | 193 models | $131.57 · Amazon |
| 4171221 | Rinse Aid Cap | 236 models | $14.51 · Amazon |
| W10207863 | Float Stem Kit | 242 models | $53.56 · Amazon |
| 4159184 | Screw | 250 models | $4.53 · Amazon |
| 9743070 | Dishwasher Float Dome | 278 models | $22.29 · Amazon |
| 303539 | Impeller | 279 models | $139.16 · Amazon |
| WP4162322 | Dishwasher Single Roller Wheel | 304 models | $7.47 · Amazon |
| 3367670 | Screw | 354 models | $5.36 · Amazon |
| 302718 | Dishwasher Chopper | 378 models | $109.81 · Amazon |
| 675703 | Pump Seal Kit | 411 models | $21.50 · Amazon |
| W10779716 | Bake Element | 777 models | $37.45 · Amazon |
| WP302711 | Dishwasher Pump Outlet Seal | 946 models | $25.75 · Amazon |
| 717000 | Dishwasher Circulation Pump Gasket | 980 models | $38.72 · Amazon |
| 343641 | Screw | 1,748 models | $94.96 · Amazon |
| 72107 | Touchup Al | 6,845 models | $13.11 · Amazon |
| 350930 | Spray Paint - 12 oz. - White | 51,086 models | $9.21 · Amazon |
| 72017 | Touch-Up Paint - White | 62,774 models | $3.55 · Amazon |
Prices shown are an informational reference range only, not an offer or an Amazon price — RepairKitHub does not sell parts directly. Each part links to an Amazon search so you can compare current listings yourself.
Common failure areas on this model
The confirmed parts above group into a handful of failure areas. Here is what each points to and how to check it before you order anything.
Controls, timers and wiring
Symptom: A cycle that stops partway through, an error code or blinking light, or the unit not starting at all.
Check: Look for burn marks or a burnt smell near the board or terminals, and check whether buttons and knobs respond -- a unit that powers on but won't cycle often traces back to this group.
Parts in this group on KUDC230BWH0: WP9742250 (Timer Knob (White)), W10207863 (Float Stem Kit), 9743070 (Dishwasher Float Dome).
Door and drum seals
Symptom: Water leaking out from around the door during or after a cycle.
Check: Check the door gasket for tears, flattening, or a section pulled loose from its channel, and confirm it seats evenly all the way around when the door is closed.
Parts in this group on KUDC230BWH0: WP4161631 (Door Gasket Seal), 717000 (Dishwasher Circulation Pump Gasket).
General hardware and mounting parts
Symptom: A small mechanical or mounting part has failed, cracked, or gone missing.
Check: Compare the physical shape and mounting points to the original piece, and confirm the exact part number against your model plate before ordering.
Parts in this group on KUDC230BWH0: 675705 (Impeller), 3369482 (Check Valve), 4171555 (Bumper), 303539 (Impeller), 302718 (Dishwasher Chopper), 675703 (Pump Seal Kit), W10779716 (Bake Element), WP302711 (Dishwasher Pump Outlet Seal), 72107 (Touchup Al), 350930 (Spray Paint - 12 oz. - White), 72017 (Touch-Up Paint - White).
Dishrack hardware (rollers, wheels and tines)
Symptom: A dish rack that binds, drags, or comes off its rail track when you pull it in or out, or a rack with a cracked, loose, or missing wheel or tine.
Check: Pull the rack fully out and check each wheel or roller for a crack or a missing axle pin, and check that tines aren't snapped off or pushed out of alignment along the row.
Parts in this group on KUDC230BWH0: WP4162321 (Dishwasher Dishrack Roller Stud), WP4172117 (Lower Dishrack Assembly).
Filtration and spray system
Symptom: Dishes come out with food residue, spots, or a cloudy film, or you notice leftover debris in the tub bottom after a cycle.
Check: Remove and rinse the filter assembly under the tub, and check that the spray arm spins freely and its jets aren't clogged -- these are the first things to check before assuming a pump has failed.
Parts in this group on KUDC230BWH0: WP4171544 (Dishwasher Upper Spray Arm Manifold).
Storage, trim and cosmetic hardware
Symptom: A cracked shelf, broken door bin, worn hinge, or missing trim piece -- cosmetic and storage wear rather than a functional breakdown.
Check: Match the physical dimensions and mounting tabs of the old part before ordering; these pieces are often model-specific even between visually similar models.
Parts in this group on KUDC230BWH0: WP303918 (Pump Housing Centering Tool), WP302704 (Drain Cover Seal), 4171221 (Rinse Aid Cap), 4159184 (Screw), 3367670 (Screw), 343641 (Screw).
Drive system (belts, pulleys, motors)
Symptom: A dish rack, spray arm, or wash-motor component isn't turning or sliding the way it should.
Check: Check that the part in question turns or slides freely by hand, and look for a cracked, worn, or seized point where it should pivot or roll.
Parts in this group on KUDC230BWH0: WP4162322 (Dishwasher Single Roller Wheel).
Before you buy
Match KUDC230BWH0 exactly against the model and serial plate on the appliance itself before ordering anything — a single mismatched character can point to a different production run with different parts. Then check the part number printed or stamped on the part you are replacing against the part numbers in the table above; the printed number is the most reliable way to confirm fitment when a model has gone through multiple production runs. RepairKitHub does not sell parts directly — every part link above routes to an Amazon search for that part number so you can compare current listings and sellers yourself.
How to confirm this is your model
On most dishwashers, the model and serial plate sits on the edge of the door or the tub rim. Match every character exactly, including letters and dashes at the end — appliance model numbers often have similar prefixes but different suffixes for different production runs.
Neighbouring KitchenAid Dishwasher models
These model numbers sort next to this one in the catalog and are usually the same product family.
Still not sure?
Use the model lookup tool to search by model or part number, or start from the symptom your appliance is showing.