
Quick overview
- Genuine Polaris part The factory R0547500 drive sprocket assembly, not an aftermarket copy.
- For the 3900 Sport Listed as the 3900 drive sprocket assembly for the Polaris 3900 Sport pool cleaner.
- Part of the drive train A drive sprocket passes drive along inside the cleaner, so worn teeth show up as a cleaner that runs but barely moves.
- Supplied as an assembly Ordered as the complete drive sprocket assembly rather than as loose pieces.
- What to look for Rounded, chipped or missing teeth, or a cleaner that wanders off its pattern, point at the drive train.
- Ordered by number R0547500 removes the guesswork, since several 3900 drive parts look alike on the bench.
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Product details
The Polaris R0547500 is the drive sprocket assembly for the 3900 Sport pool cleaner. It is the genuine Polaris part, supplied complete rather than as separate pieces.
Why a sprocket matters
A pressure side cleaner earns its keep by covering the whole pool on a repeatable pattern. Everything in the drive train has to hand power along cleanly for that to happen. When sprocket teeth round off or chip, drive slips instead of transferring, and the cleaner ends up running hard while moving slowly and skipping parts of the floor.
Before you order
Take the sprocket out and look at the teeth against a good one. Rounded, cracked or missing teeth are the confirmation. It is also worth checking the rest of the drive train while the cleaner is open, since a sprocket rarely wears in isolation.
| Brand | Polaris |
|---|---|
| Manufacturer part number | R0547500 |
| UPC | 052337061261 |
| Type | Drive sprocket assembly |
| Fits | Polaris 3900 Sport pool cleaner |
| Supplied as | Complete assembly |
| Shipping weight | 0.09 lb |
| Ships | Parcel |
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