Parts for Lg LFX21971ST / AST2GSC: Section 3 Parts

The Water Filter is an OEM part for LG refrigerators. It is a component that ensures the purity and quality of your drinking water and ice.

The water filter is designed to effectively reduce contaminants, impurities, and odors from your water supply, providing you with clean and refreshing drinking water. It employs advanced filtration technology to remove substances such as chlorine, sediment, and other potentially harmful particles.

Causes of a faulty water filter can include regular usage over time, expiration of its filtering capacity, or clogging due to sediment buildup. These factors can result in compromised water quality, decreased flow rate, or unpleasant taste and odor.

Symptoms of a bad water filter may include:

• Decreased water flow from the dispenser
• Water with an unusual taste or odor
• Visible discoloration or particles in the water

This OEM LG part can also be used on Kenmore/Sears appliances. 

This fresh room tray assembly replaces the removable crisper tray that holds produce and deli items in the refrigerator's fresh room, helping contain spills and support proper storage. What it does:

• Provides a stable, removable surface for fruits, vegetables and deli items in the fresh room
• Helps contain small spills and crumbs for easier cleanup
• Restores proper fit and support for drawers or keep-fresh accessories that sit above or below the tray
• Useful when the original tray is cracked, warped or missing

• Tray assembly (single)

• No special tools typically required; tray drops into place or slides onto rails
• Remove food and drawers from the fresh room before installing to avoid spills or injury
• Inspect surrounding rails and seals for damage; replace if worn to ensure proper operation

The Refrigerator Door Shelf is an OEM part for LG refrigerators. This component is designed to fit snugly into the door of the refrigerator, providing convenient storage space for frequently accessed items such as drinks, condiments, and snacks. The shelf measures about 15 inches wide, 3 inches high, and 8 inches deep, providing plenty of storage space.

Symptoms of a failing Refrigerator Door Shelf include:

• The shelf becoming loose or failing to hold items securely
• Cracks or breaks in the shelf, which compromise its load-bearing capacity
• Sagging or bending of the shelf, particularly when loaded with heavier items
• Difficulty in fitting the shelf into its designated slots on the refrigerator door

Causes of a bad door shelf can include overloading beyond its weight capacity, frequent adjustment or removal of the shelf, or material fatigue from regular use and exposure to temperature variations within the refrigerator.

This OEM LG part is also compatible with Sears/Kenmore models.

A replacement rail guide assembly that restores smooth, aligned drawer movement and support. Fits the refrigerator drawer slide system to reduce sticking, sagging, or uneven operation for safer access and proper cycling. What it does:

• Guides and supports a refrigerator drawer along its slide track for stable opening and closing
• Helps prevent the drawer from binding, tilting, or falling out of alignment
• Reduces scraping, grinding, or noisy operation caused by a worn guide
• Restores proper drawer travel and load support for daily use

• Disconnect power to the appliance before inspection or repair to avoid electrical hazards.
• Basic tools are usually required; remove the drawer to access the rail guide assembly.
• Verify left/right orientation before fastening; do not force parts into place.
• If screws or mounting clips are damaged, replace them to ensure secure installation.