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Washing machine pulsator assembly (or wash plate) with screw.

Washplate cap

Washplate assembly

Washplate, Also Called A Pulsator

Pulsator with Cap

Package assembly
The agitator is the heart of your LG top-load washer — it twists back and forth to scrub clothes clean. When the agitator won't turn one direction, moves weakly, or makes grinding sounds, the agitator dogs (also called cogs) have likely worn out. These small plastic or rubber pieces inside the agitator allow it to turn freely in both directions. Once they're stripped, the agitator spins uselessly and your clothes don't get cleaned.
LG agitator repair is straightforward: replace the worn dogs or the entire agitator assembly depending on your model. Genuine LG parts ensure the correct fit and spin action. Use your model number to find the exact agitator kit or replacement dogs for your machine.
The agitator dogs inside the agitator assembly are stripped. These plastic or rubber pieces engage on both the forward and reverse strokes. When they wear, the agitator spins freely in one direction but won't grip in the other. Replacing the agitator dogs (usually sold as a kit) or the complete agitator assembly restores two-way action. Use your LG model number to confirm whether your machine uses replaceable dogs or requires a full agitator assembly.
Your LG model number is on a sticker inside the washer tub, usually on the top rim near the soap dispenser, or on the back of the machine near the power cord. It starts with WM (front-load) or WT (top-load) followed by numbers. Enter this number into our model lookup tool to see all compatible agitator parts — dogs, caps, couplings, and complete assemblies. LG uses different agitator designs across model series, so the exact model number is essential.
That depends on your LG model. Many LG top-loaders offer agitator dog kits (3 to 4 dogs plus a spring or clip assembly) as a low-cost repair. Other models require you to replace the entire agitator. Check your model number — the parts diagram will show whether dogs are available separately or if you need the full assembly. Dog kits typically cost $15 to $35; full agitators run $50 to $120. Always go OEM — aftermarket agitators wear faster and fit less precisely.
If the agitator shaft or transmission input is also damaged, you may need a drive coupling or transmission seal. If water pools around the agitator base, the seal has likely failed and should be replaced at the same time as the dogs or agitator. Look for the complete agitator repair kit for your model — it often bundles dogs, seals, and coupling together at a better price than buying parts separately.


Keep your LG washing machine running efficiently by replacing a faulty agitator promptly. With same-day shipping on most in-stock items, you'll have your replacement part fast, minimizing downtime. Our model/part number lookup finds the exact OEM part for your unit, and every order is backed by our 365-day return policy and price-match guarantee. If your LG washing machine agitator is failing — showing symptoms like reduced performance, unusual noise, or complete non-operation — replacement is typically the fastest fix. Browse our full library of LG repair resources for troubleshooting guides and installation videos.
On LG washing machines, look for the model number on the top edge of the tub opening or inside the door frame; on some units, the label is on the back panel near the power cord. Check the label carefully and copy the complete model number, including letters and any ending characters. Type it into our model number lookup and the catalog narrows to parts made for your unit. The model number filters the full LG washing machine parts selection, not just agitator parts, so you can compare compatible assemblies, caps, washplates, and other repair parts for the same washer. That means fewer wrong orders and a faster repair.

The right online resources take the guesswork out of a LG Washing Machine repair. Repair Clinic's diagnostic articles, part testing videos, exploded-view diagrams, and step-by-step written repair guides walk owners and technicians through each stage from symptom identification to final reassembly. Look up your model number to confirm the correct OEM part before you order.

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