Water Filter for the GE GST25KGMDWW (MWF)

GST25KGMDWW specifics — where the filter actually lives

The filter bay on the GST25KGMDWW bottom of the fresh-food column or at the grille line in most side-by-side builds, the same estate every side-by-side family refrigerator in this family uses. The seat is a twist-in design — the bay wants the cartridge offered flat, rotated a quarter turn, and nothing more — hand pressure only.

Two quirks worth knowing before you order: the reset control is the step everyone skips; the light will not acknowledge a new cartridge on its own. GS reads as a chassis statement rather than a trim code: it usually marks a side-by-side family layout, which means shared cartridge economics — one media family, dozens of cabinet variants, all drinking from the same parts line. WW is finish coding: handles, colors, panel options — none of it reaches the filter bay.

GS vs GSS — what the prefix tells you

Two prefixes, two missions: side-by-side family builds carry GS; side-by-side builds carry GSS. Filter-wise the two lines converge on one cartridge family. the 25 cu ft figure in the code is the household size proxy; larger households breach the rated gallons before the calendar does.

Swap it in 5 minutes

• Twist the old cartridge a quarter turn counterclockwise and pull it straight down — keep a towel in reach for the dribble.
• Fill the new cartridge with cold tap water so the chamber is not fighting an air pocket.
• Offer the new cartridge to the bay, push up, and twist a quarter turn clockwise until the stop catches.
• Run two gallons through the dispenser to flush carbon fines, then hold the filter-reset control until the status light clears.

What this filter takes out of your water

Coverage above lists what the standard addresses, not a performance claim for any specific cartridge — removal claims vary by certificate, so check the NSF listing for the exact part number you are buying.

GST25KGMDWW filter questions