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Customer Questions and Answers for Window Glass (Door) by Lg

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Manufacturer Part
4.89 (64)
By: Lg
Part Number: OEM21531372
Manufacturer Part Number: 4890W1N009H

Replacement window glass that restores a clear viewing area in the appliance door and helps maintain a clean, sealed surface. Ideal for replacing cracked, chipped, or cloudy glass to improve visibility and safety. What it does:

  • Provides a transparent viewing window so you can monitor cycles without opening the door.
  • Replaces cracked, chipped, or fogged glass to restore appearance and function.
  • Serves as the door's viewing surface and works with the door assembly and trim.
  • Inspect surrounding gaskets, trim, and fasteners when replacing the glass to ensure a proper fit.
What's included: Window glass Install notes:
  • Disconnect power (and water, if applicable) before attempting any repair.
  • Wear cut-resistant gloves and eye protection when handling or removing glass.
  • Door disassembly and removal of trim or retaining clips is commonly required.
  • If the glass is shattered, remove broken pieces carefully and dispose of them per local regulations.

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$99.95
Compare At:
$119.94
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$19.99

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Questions & Answers

For Lg Window Glass (Door) (Part Number: OEM21531372)

1 Answer

Carol, The wire harness for the top surface elements should just have a gang plug that you disconnect. Once disconnected you can remove the burners and replace the top.

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1 Answer

Hello Peter! The glass top listed for your model is part number AGU73969703. This includes the glass and frame. Unfortunately, the manufacturer does not provide the installation instructions with this item. If you need assistance, please let us know. Thanks!

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1 Answer

Hello Celeste. The cook-top 4890W1N009H comes with the frame and glass. Unplug the cord or disconnect power. Open oven door and remove the 3 screws located at the front of the cook-top, then close the door. Lift up the cooktop front and Remove the ground screw securing ground wire. Slightly lift up and pull up the cook-top and then unplug the 2 connectors at the back by squeezing side tabs. Protect the cooktop surface and turn the assembly over. To remove the surface elements a) Remove the wires from the element and limiter terminals. b) Remove the element bracket screw (shown above) for the element you are servicing. d) Carefully lift the bottom of the bracket just far enough to remove the element. REASSEMBLY NOTE: When you reinstall the element make sure that the wires are inserted into the correct tap then reinstall the bracket screw to secure it to the cooktop.

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