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DISHES ARE NOT BEING CLEANED PROPERLY
Whirlpool Dishwasher Lower Spray Arm WPW10491331, Fixes Dishes are not being cleaned properly
Genuine Whirlpool OEM lower dishwasher spray arm that distributes water throughout the tub during the wash cycle.
Part WPW10491331Replaces 8579258, 8579263, W10084401, W10084508, W10195598, W10195665, W10234638, W10320512, W10333330, W10342769, W10342787, W103, W10342792, W10342793, W10376684, W10376689, W10376691, W10491331, W10500354, W10629546, W10837249, W10838302, W10849471, WP8579258, WP8579263, WPW10195598, WPW10320512, WPW10333330, WPW10342792, WPW10342793, WPW10376691Whirlpool
Guaranteed to Fit — or your money back.
Confirm your full appliance model number before ordering.
Confirm your full appliance model number before ordering.
Is This the Right Part?
Part NumberWPW10491331
Replaces8579258, 8579263, W10084401, W10084508, W10195598, W10195665, W10234638, W10320512, W10333330, W10342769, W10342787, W103, W10342792, W10342793, W10376684, W10376689, W10376691, W10491331, W10500354, W10629546, W10837249, W10838302, W10849471, WP8579258, WP8579263, WPW10195598, WPW10320512, WPW10333330, WPW10342792, WPW10342793, WPW10376691
ManufacturerWhirlpool
Appliance TypeDishwasher
Part TypeLower Spray Arm
✅ Cross Reference Information
Current Part NumberWPW10491331
Verified Previous OEM Numbers8579258, 8579263, W10084401, W10084508, W10195598, W10195665, W10234638, W10320512, W10333330, W10342769, W10342787, W10342792, W10342793, W10376684, W10376689, W10376691, W10491331, W10500354, W10629546, W10837249, W10838302, W10849471, WP8579258, WP8579263, WPW10195598, WPW10320512, WPW10333330, WPW10342792, WPW10342793, WPW10376691
Common Symptoms
- Dishes are not being cleaned properly.
- Water is not being distributed through the dishwasher tub.
Check Before Replacing
- Disconnect power, then inspect the lower spray arm for visible damage or blocked spray openings.
- With power disconnected, confirm the lower spray arm can rotate freely without interference.
Pro Tip
Confirm the complete dishwasher model number before ordering because this arm fits many model-specific configurations.
Part Details
Part NumberWPW10491331
Part TypeLower Spray Arm
ManufacturerWhirlpool
Appliance TypeDishwasher
Primary FunctionSpreads wash water evenly through the dishwasher tub with sufficient force to clean dishes.
Installation Notes
- Disconnect power to the dishwasher before installing this part.
Verified Compatible Models
Fitment reminder: Verified compatibility is maintained by the XPart Model Hub Network. Match the complete appliance model number before ordering.
Buy Online Pick Up In-Store
Address
101 Trillium Dr
Kitchener, Ontario N2E 1W8
Kitchener, Ontario N2E 1W8
Phone
Hours
Mon–Fri 9 AM–5 PM • Sat 9 AM–1 PM
