WP3400918 - Whirlpool Dishwasher Upper Spray Arm Retainer

This Upper Spray Arm Retainer (WP3400918) ensures the proper attachment of the upper spray arm to the manifold in Whirlpool dishwashers, serving as a crucial push-in retainer clip. Sold individually, this genuine part is specifically designed for compatibility with various Whirlpool dishwasher models, ensuring a secure fit and reliable operation. It is also known as a "spray arm retainer" and plays an essential role by preventing the spray arm from detaching during use, ensuring optimal water distribution throughout the cleaning cycle. If you've noticed decreased water flow or uneven dish cleaning, it might indicate that this retainer is worn or broken, leading to the spray arm becoming disconnected. Replacing the retainer can help restore proper function to your dishwasher's spray arm mechanism. Before purchasing, please verify your dishwasher's model number to ensure compatibility with the WP3400918 retainer.