Microwave Door Assembly (White) 4359840

Brand: KitchenAid · Appliance: Microwave · Fits: 10 models · Reference price: $322.40

4359840 is a KitchenAid replacement part (microwave door assembly (white)) for microwaves. Our fitment data lists 10 models that use it.

When to replace this part

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.

Models that use this part

All 10 confirmed models for this part.
ModelBrandApplianceParts on file
KCMS135GBS0WhirlpoolMicrowave12
KCMS135GBT0WhirlpoolMicrowave12
KCMS135HBT0WhirlpoolMicrowave12
KCMS135HWH0WhirlpoolMicrowave12
KCMS135GBL0WhirlpoolMicrowave11
KCMS135GWH0WhirlpoolMicrowave11
YKCMS145JBT0KitchenAidMicrowave18
YKCMS145JBL0KitchenAidMicrowave14
YKCMS145JSS0KitchenAidMicrowave14
YKCMS145JWH0KitchenAidMicrowave14

Other parts for model KCMS135GBS0

If you are repairing that appliance, these are the most model-specific parts on file for the same model.

Reference price and where to compare

The reference price on file for this part is $322.40. It is informational only, not an offer or an Amazon price — RepairKitHub does not sell parts directly.

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Before you order

Model lookup tool