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LithiumBatteryz

Kawasaki JL650 SC Battery

1991–1995. The OEM battery case the JL650 SC 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

1995 Kawasaki JL650 SC

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OEM battery
YTX20HL-PWYuasa 2026 OEM guide
Case family
YTX20HL-PW12V starter case
Fits all years
1991–1995same case every year on file

The Kawasaki JL650 SC 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

JL650 SC battery by model year

1991–1995Your year · 1995OEM batteryYTX20HL-PW12V starter caseWhere it comes fromYuasa 2026 OEM guideLithium that fitsAntigravity ATX20 RE-START →Antigravity ATX20-HD →Ionic S6 →

Trim covered: JL650 SC.

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What the JL650 SC needs, in plain English

Every JL650 SC from the first 1991 model through 1995 starts on the YTX20HL-PW case, a 12-volt starter battery. Kawasaki 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 Kawasaki JL650 SC take?+
The YTX20HL-PW case, the same one on every JL650 SC from 1991 to 1995. The Antigravity ATX20 RE-START is the lithium drop-in for it.
Will a lithium battery work in a JL650 SC 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.