• GENUINE OEM: Whirlpool Genuine OEM Parts are designed specifically for your appliance, meet Whirlpool engineering standards, and are crafted to ensure the quality of your appliance, unlike non-OEM parts
• REPLACEMENT PART NUMBERS: WPW10491331 Dishwasher Lower Wash Arm Assembly replaces the part number W10491331
• COMPATIBLE APPLIANCES: WPW10491331 is compatible with multiple Whirlpool models, including WDF520PADM, WDT730PAHZ, WDT720PADM, WDF330PAHS, and ADB1400AGW
• ONE YEAR WARRANTY: Don’t settle for aftermarket parts – Whirlpool offers the well-tested, high-quality parts that your appliances deserve with a one-year warranty
• KEEP YOUR HOME HUMMING: For over 100 years, Whirlpool has cared for your appliance like you care for your home, which is why our replacement parts are made using durable materials and innovative processes

This Dishwasher Lower Wash Arm Assembly rotates and sprays to evenly distribute water during the washing cycle. If your spray arm is damaged and ineffectively cleaning, you may require this replacement. Replacing this part will require no disassembly or repair experience, only basic tools like a multi position screwdriver.