2020 Polaris RMK 850 — Should You Buy One?
Typical asking price: $8,500–$13,000. There are 2 high-severity known issues you need to know before handing over a check.
Kestrel Take
A light, capable deep-snow mountain sled with the Patriot 850 — combining the 850's early-update homework with the hardest use pattern any sled sees. Verify the engine and belt-drive updates plus the top-end history, then inspect for the mountain abuse these inevitably take.
What we checked
No public record to reconcile against
We don't yet have a public record to check this one against. ATVs and snowmobiles are not in NHTSA’s database — they fall to the Consumer Product Safety Commission, which publishes recalls but no owner-complaint record. What follows is our own write-up, and it has not been reconciled against an official record. Treat it as a starting point, not a verdict.
Known Issues for the 2020 Polaris RMK 850
Ranked by wallet impact. These are documented, recurring problems — not freak accidents.
Verify all 850 recalls/updates were done and the top-end service history — deep-snow use is hard on this engine.
Repair cost (estimate): $500-$2,000
Source: not yet checked against public records.
Deep-snow lugging cooks belts; inspect and expect frequent changes.
Repair cost (estimate): $100-$450
Source: not yet checked against public records.
Inspect the long paddle track and running gear for damage.
Repair cost (estimate): $200-$1,000
Source: not yet checked against public records.
Verify no overheating history and proper storage.
Repair cost (estimate): $100-$600
Source: not yet checked against public records.
Walk-Away Red Flags
- ✗Missing 850 updates
- ✗No top-end history
- ✗Belt-drive noise
- ✗Running-gear damage
Good Signs
- ✓All updates completed
- ✓Documented top-end and belt service
- ✓Good running gear, reasonable hours
Found a specific Polaris RMK 850?
This page covers what goes wrong on the 2020 Polaris RMK 850 in general. The Kestrel report covers this specific car— the asking price vs. market, the photos, the seller's description, and a BUY / NEGOTIATE / WALK AWAY verdict with a negotiation script.
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Not ready to pay for one? The free read is instant and needs no card — it checks the asking price against the market and names the top issues for this year. It stops short of the verdict, because that needs the photos.
Known issues on this page are based on documented owner reports, NHTSA complaints, class-action records, and manufacturer technical service bulletins. Individual vehicles vary. A pre-purchase inspection by a trusted mechanic is always worth doing.
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