Bosch Lower dishwasher spray arm 11011645

Is This the Right Part?

Common Symptoms

• Food residue remains on lower-rack dishes.
• Lower spray arm does not rotate freely by hand.
• Water jets from the lower arm appear weak or obstructed.
• Tapping or scraping occurs when the arm contacts an item or rack component.

Check Before Replacing

• Switch the dishwasher off and allow it to cool before inspection.
• Remove the lower rack and manually rotate the spray arm to confirm it can complete a full revolution without contacting dishes or rack parts.
• Visually inspect the spray-arm nozzles for food particles, mineral deposits, or other blockage.
• Remove the lower spray arm only as described in the applicable Bosch dishwasher manual, then rinse it under running water and check that the outlet holes are unobstructed.
• After refitting, confirm that the arm is seated securely and rotates freely by hand.

Pro Tip

Part Details

Installation Notes

• Turn the dishwasher off before working inside the tub.
• Remove the lower rack to access the spray arm.
• For the Bosch lift-off style documented in the applicable manuals, pull the lower arm upward to remove it.
• Rinse the replacement arm and inspect its nozzles before installation if necessary.
• Press or seat the lower arm onto its mounting point until it is securely engaged, following the appliance-specific Bosch manual.
• Spin the arm by hand after installation to verify free movement and adequate clearance.

Verified Compatible Models

SHXM4AY55N/24, SHXM4AY55N/25, SHXM4AY55N/26, SHXM4AY55N/27, SHXM4AY55N/28, SHX5AVF5UC/22, SHX5AV55UC/22, SHX5AV56UC/22, SHX3AR72UC/22, SHS5AV52UC/22, SHEM3AY56N/01, SHEM3AY52N/25, SHEM3AY55N/25, SHEM3AY55N/27, SHEM3AY55N/28

Fitment reminder: Match the complete appliance model number, including suffix or revision where applicable, before ordering.