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Harley-Davidson Sportster Seventy-Two Battery

2012–2016. The OEM battery case the Sportster Seventy-Two 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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2016 Harley-Davidson Sportster Seventy-Two

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OEM battery
YTX14L-BSYuasa 2026 OEM guide
Case family
YTX14L12V starter case
Fits all years
2012–2016same case every year on file

The Harley-Davidson Sportster Seventy-Two takes the YTX14L-BS case. The Antigravity ATX12 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.

See the Antigravity ATX12

Sportster Seventy-Two battery by model year

2012–2016Your year · 2016OEM batteryYTX14L-BS12V starter caseWhere it comes fromYuasa 2026 OEM guideAntigravity fitment list agreesLithium that fitsAntigravity ATX12 RE-START →Antigravity ATX12-HD RE-START →Ionic S4 →

Trim covered: Sportster Seventy-Two XL1200V.

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What the Sportster Seventy-Two needs, in plain English

Every Sportster Seventy-Two from the first 2012 model through 2016 starts on the YTX14L-BS case, a 12-volt starter battery. Harley-Davidson 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 ATX12 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. 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 Harley-Davidson Sportster Seventy-Two take?+
The YTX14L-BS case, the same one on every Sportster Seventy-Two from 2012 to 2016. The Antigravity ATX12 RE-START is the lithium drop-in for it.
Will a lithium battery work in a Sportster Seventy-Two without changes?+
Yes, on a bike 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. Bikes older than about 2000 should have their voltage regulator and rectifier checked first, since a failing one overcharges any battery and lithium tolerates it less. Fill any gap in the tray with the foam spacers most lithium motorcycle batteries include.
Do I need a different charger for a lithium motorcycle 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.