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Kawasaki Teryx 800 Battery

2014–2025. Kawasaki changed the Teryx 800'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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2025 Kawasaki Teryx 800

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OEM battery
Group U1Manufacturer fitment list
Case family
Group U112V starter case
This battery fits
2021–2025other years take a different case

The Kawasaki Teryx 800 takes the Group U1 case. The Antigravity Group U1 RE-START is a drop-in for that case: 925 cranking amps, 8 lb, a built-in jump start that saves enough charge to get you home. U1 and U1R differ only in terminal position; match the layout of the battery you are replacing.

See the Antigravity Group U1

Teryx 800 battery by model year

2014–2020OEM batteryATX2012V starter caseWhere it comes fromManufacturer fitment listLithium that fitsAntigravity ATX20 RE-START →Antigravity ATX20-HD →
2021–2025Your year · 2025OEM batteryGroup U112V starter caseWhere it comes fromManufacturer fitment listLithium that fitsAntigravity Group U1 RE-START →Antigravity Group U1R RE-START →U1 and U1R differ only in terminal position; match the layout of the battery you are replacing.

3 trims covered: Teryx 800, Teryx 800 LE, Teryx 800 S LE.

Shop all Kawasaki UTV batteries

Why the year matters on this one

The Teryx 800 is a UTV where the battery changed mid-run: 2014 to 2020 takes the ATX20 and 2021 to 2025 the Group U1. 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 2021 to 2025 that means the Antigravity Group U1 RE-START: 925 cranking amps, 8 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. U1 and U1R differ only in terminal position; match the layout of the battery you are replacing. 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 Teryx 800 take?+
It depends on the year: 2014 to 2020 takes the ATX20 and 2021 to 2025 the Group U1. For 2021 to 2025 that is the Antigravity Group U1 RE-START, the lithium drop-in for the Group U1 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 Teryx 800 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 UTV batteries include, and match the terminal layout of the battery you are replacing.
Do I need a different charger for a lithium UTV 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.