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LithiumBatteryz

Polaris All Models Battery

1992–2004. The OEM battery case the All Models takes, the lithium that drops into it, and every model year we have on file. One case across the whole run.

Your Ride
Year
Make
Model
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Your ride

2004 Polaris All Models

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OEM battery
YTX20HL-PWYuasa 2026 OEM guide
Case family
YTX20HL-PW12V starter case
Fits all years
1992–2004same case every year on file

The Polaris All Models takes the YTX20HL-PW case. The Antigravity ATX20 RE-START is a drop-in for that case: 680 cranking amps, 4 lb, a built-in jump start that saves enough charge to get you home.

See the Antigravity ATX20

All Models battery by model year

1992–2004Your year · 2004OEM batteryYTX20HL-PW12V starter caseWhere it comes fromYuasa 2026 OEM guideLithium that fitsAntigravity ATX20 RE-START →Antigravity ATX20-HD →Ionic S6 →

Trim covered: All Models.

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What the All Models needs, in plain English

Every All Models from the first 1992 model through 2004 starts on the YTX20HL-PW case, a 12-volt starter battery. Polaris ships it with a lead-acid battery that starts to fade after two or three seasons of short rides and off-season storage, and that is usually the day a rider goes looking for something better.

The lithium drop-in is the Antigravity ATX20 RE-START: 680 cranking amps, 4 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. 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 All Models take?+
The YTX20HL-PW case, the same one on every All Models from 1992 to 2004. The Antigravity ATX20 RE-START is the lithium drop-in for it.
Will a lithium battery work in an All Models without changes?+
Yes, on a ski 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 jet ski batteries include, and match the terminal layout of the battery you are replacing.
Do I need a different charger for a lithium jet ski 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.