Water filter
Replaces UKF8001AXX
Makers suggest a new water filter about every six months.
Thermistor
Replaces 12791417SP
Senses temperature so the fridge cycles on and off.
Assembly
No ice, or ice that won't drop, points to the ice maker.
Electronic control board
A dead display or random faults can come from the control board.
Water filter bypass
Replaces 12664501SP
Makers suggest a new water filter about every six months.
Coupling
Replaces 63052A001
Drive parts wear out: a machine that fills but won't spin or agitate often points here.
1Water filterEDR4RXD1
2ThermistorW10316760
3AssemblyWPW10300024
4Control boardWPW10226427Part numbers come from the Sears PartsDirect parts list for the KitchenAid KFXS25RYBL0 (view the list), checked November 15, 2026. Amazon buttons open a search for the part number; we may earn a commission.
Where the model number is
Inside the fresh food section, on a side wall or the ceiling near the light. Some models: behind the kick plate at the bottom.