Mighty Max Battery 12V 12Ah AGM Motorcycle Battery YB12A-A — 165 CCA, Maintenance‑Free, Sealed

The Mighty Max Battery YB12A-A is a sealed 12V 12Ah AGM motorcycle battery delivering 165 CCA in a maintenance‑free, ready‑to‑install package.

This compact absorbed glass mat (AGM) battery is designed for powersports use where reliable starting, vibration resistance and low maintenance matter. It ships fully charged and sealed, so you can fit it right away in motorcycles, ATVs, personal watercraft, snowmobiles and other small vehicles. Built from lead‑acid AGM chemistry, this model combines stable power output with spill‑proof construction and a one‑year warranty for peace of mind.

How does the YB12A-A perform when starting a motorcycle or ATV?

The 165 cold cranking amps (CCA) rating gives a strong initial burst to start small engines reliably, even after periods of inactivity. AGM construction maintains consistent current delivery and recovers well after deep discharge compared with conventional flooded batteries.

• 165 CCA rating for dependable cold starts
• High discharge capability for quick engine cranking
• Good deep‑discharge recovery for occasional heavy use

Can I install this battery in different orientations or rough conditions?

Yes. The sealed AGM design prevents electrolyte leakage, permitting installation in multiple positions and reducing risk from spills. Its internal construction also improves shock and vibration resistance, making it suitable for off‑road and marine environments.

• Spill‑proof sealed SLA/AGM for flexible mounting
• Durable against vibration and mechanical stress
• Operates across a wide temperature range for outdoor use

What are the physical specs and connection details I should know?

The YB12A-A is compact for tight battery compartments. The negative terminal sits on the right and the positive on the left when viewed from the front, and the package includes the battery and screws only—no harnesses or mounting brackets.

• Dimensions: 5.24" (L) x 3.15" (W) x 6.10" (H)
• Polarity: Negative on right, Positive on left
• Sold with battery and terminal screws; wiring and mounts are not included

How long can I expect the battery to last and what warranty covers it?

This rechargeable AGM battery is engineered for extended lifecycle performance under typical powersports use. Actual lifespan depends on charge maintenance and operating conditions; the product is backed by a full one‑year warranty against manufacturing defects.

• Rechargeable SLA/AGM chemistry for reusable service
• Long service life with proper charging and storage practices
• Includes a one‑year manufacturer warranty

Who this battery is for: Riders and owners of small engine vehicles who need a compact, low‑maintenance power source. Choose the Mighty Max YB12A-A if you want a sealed battery that arrives charged, handles vibrations and varying temperatures, and fits snugly into motorcycles, ATVs, jet skis, snowmobiles and similar machines. If you need additional mounting hardware or a harness, plan to purchase those separately to match your vehicle's setup.