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LithiumBatteryz

Yamaha Grizzly 80 Battery

2005–2008. The OEM battery case the Grizzly 80 takes, the lithium that drops into it, and every model year we have on file. One case across the whole run.

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2008 Yamaha Grizzly 80

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OEM battery
12N7-3BYuasa 2026 OEM guide
Case family
YTZ712V starter case
Fits all years
2005–2008same case every year on file

The Yamaha Grizzly 80 takes the 12N7-3B case. The Antigravity ATZ-7 RE-START is a drop-in for that case: 150 cranking amps, 1.3 lb, a built-in jump start that saves enough charge to get you home.

See the Antigravity ATZ-7

Grizzly 80 battery by model year

2005–2008Your year · 2008OEM battery12N7-3B12V starter caseWhere it comes fromYuasa 2026 OEM guideAntigravity fitment list agreesLithium that fitsAntigravity ATZ-7 RE-START →

2 trims covered: Grizzly 80, Grizzly 80 Hunter.

Shop all Yamaha ATV batteries

What the Grizzly 80 needs, in plain English

Every Grizzly 80 from the first 2005 model through 2008 starts on the 12N7-3B case, a 12-volt starter battery. Yamaha 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 ATZ-7 RE-START: 150 cranking amps, 1.3 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. 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 Yamaha Grizzly 80 take?+
The 12N7-3B case, the same one on every Grizzly 80 from 2005 to 2008. The Antigravity ATZ-7 RE-START is the lithium drop-in for it.
Will a lithium battery work in a Grizzly 80 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.