LG ยท French door
LG LFX25973ST Water Filter Replacement
Confirmed by the manufacturer's spec sheet
The LFX25973ST uses the LG LT500P Refrigerator Water Filter
- Part number
- LT500P
- Also sold as
- ADQ72910911, 5231JA2002A, ADQ72910901
- Replace
- about every 6 months
The LT500P fits older LG French door and side-by-side models. It looks similar to the LT600P but is not the same part, so match the number on your current filter.
Save on your next change: Genuine 3-pack (LT500P3)
As an Amazon Associate I earn from qualifying purchases. We verify the genuine filter only. Non-genuine results aren't checked by us: confirm the listing names your model and an NSF/ANSI certification. Multi-pack links are Amazon searches for the manufacturer's own pack: check the brand and pack size on the listing.
Next change due in about 6 months. Add a reminder to your calendar:
Confirm before you buy
- Check the model label inside your fridge reads LFX25973ST.
- The filter in your fridge now should be labelled LT500P / ADQ72910911 / 5231JA2002A / ADQ72910901.
How we checked this match
Confirmed by the manufacturer's spec sheet: LG spec sheet for LFX25973.
Checked 2026-10-28. Spotted an error? Tell us.
Replacing the LFX25973ST water filter
It's the same LT500P filter in every refrigerator that uses it, but where it sits and how its housing opens can differ between models. Follow the LT500P replacement steps or our full guide, how to replace an lg refrigerator water filter, and check your owner's manual for the filter's location on the LFX25973ST.
No water from the dispenser after the change? Work through these checks before you call for service.
Other refrigerators that use the LT500P
LFX25973ST water filter questions
What water filter does the LG LFX25973ST use?
The LG LT500P Refrigerator Water Filter, also sold as ADQ72910911, 5231JA2002A, ADQ72910901. Confirmed by the manufacturer's spec sheet (LG).
How often should I change the LFX25973ST water filter?
Replace the LT500P about every 6 months. Change it sooner if water flow from the dispenser slows noticeably.
What should I check before buying the LT500P?
The LT500P fits older LG French door and side-by-side models. It looks similar to the LT600P but is not the same part, so match the number on your current filter.