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Polaris Sportsman 550 Battery

2009–2014. Polaris changed the Sportsman 550's battery once across the run. Pick your year and we show the case that year takes and the lithium that fits it. Change any box in the strip to look up another machine.

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2014 Polaris Sportsman 550

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OEM battery
ATX12-AHManufacturer fitment list
Case family
ATX12-AH12V starter case
This battery fits
2012–2014other years take a different case

The Polaris Sportsman 550 takes the ATX12-AH case. The Antigravity ATX12-AH RE-START is a drop-in for that case: 360 cranking amps, 3 lb, a built-in jump start that saves enough charge to get you home. Antigravity's list names the ATX12-AH for this model; Yuasa's guide names the YTX20HL-BS case for some trims. Go by the code on your old battery.

See the Antigravity ATX12-AH

Sportsman 550 battery by model year

2009–2011OEM batteryYTX14AH12V starter caseWhere it comes fromYuasa 2026 OEM guideAntigravity fitment list agreesLithium that fitsAntigravity ATX12-AH RE-START →Some trims of this model take a different battery; check the code on yours.
2012–2014Your year · 2014OEM batteryATX12-AH12V starter caseWhere it comes fromManufacturer fitment listLithium that fitsAntigravity ATX12-AH RE-START →Antigravity ATX20 RE-START →Antigravity ATX20-HD →Ionic S6 →Antigravity's list names the ATX12-AH for this model; Yuasa's guide names the YTX20HL-BS case for some trims. Go by the code on your old battery.

8 trims covered: Sportsman 550, Sportsman 550 EPS, Sportsman 550 Touring EPS, Sportsman 550 X2, Sportsman 550 XP EFI, Sportsman Touring 550 EPS, Sportsman X2 550, Sportsman X2 550 EPS.

Shop all Polaris ATV batteries

Why the year matters on this one

The Sportsman 550 is an ATV where the battery changed mid-run: 2009 to 2011 takes the YTX14AH and 2012 to 2014 the ATX12-AH. The plate above names the source for each year, and the table shows every run we have on file, so match the year to the case before you order.

For 2012 to 2014 that means the Antigravity ATX12-AH RE-START: 360 cranking amps, 3 pounds, the same case in lithium. Its RE-START function puts the battery to sleep before a parasitic draw can drain it, then wakes it with one press for a jump start. Antigravity's list names the ATX12-AH for this model; Yuasa's guide names the YTX20HL-BS case for some trims. Go by the code on your old battery. Charge it with a lithium-compatible charger or maintainer for the off-season and it outlasts the lead-acid battery it replaces by years.

What size battery does a Polaris Sportsman 550 take?+
It depends on the year: 2009 to 2011 takes the YTX14AH and 2012 to 2014 the ATX12-AH. For 2012 to 2014 that is the Antigravity ATX12-AH RE-START, the lithium drop-in for the ATX12-AH case. The table above shows every run we have on file, so match your year to the case before you order.
Will a lithium battery work in a Sportsman 550 without changes?+
Yes, on a machine with a healthy charging system: the lithium battery uses the same case, the same posts and the same cables, and it drops in where the lead-acid battery sat. Check that the stator and regulator hold a steady charge, fill any gap in the tray with the foam spacers most lithium ATV batteries include, and match the terminal layout of the battery you are replacing.
Do I need a different charger for a lithium ATV battery?+
Use a charger or maintainer with a lithium (LiFePO4) mode. A lead-acid trickle charger can push the wrong voltage profile, and a desulfation mode can damage a lithium pack. A lithium-profile maintainer over the off-season keeps it topped without harm, and the battery loses only a few percent of charge a month sitting on its own.