Pirate Battery YTX4B-BS 12V 2Ah AGM Scooter & Mini ATV Battery — 40 CCA, Tab Terminals, Maintenance-Free

Pirate Battery YTX4B-BS is a sealed 12 V, 2 Ah AGM starter battery delivering 40 CCA in a compact, maintenance-free package for scooters, pocket bikes, and youth ATVs.

This compact rechargeable YTX4B-BS battery is designed to replace small lead-acid batteries in popular scooters and mini bikes. It arrives fully charged, sealed to prevent spills, and built with absorbent glass mat (AGM) technology for vibration resistance and predictable starts. The cell is manufactured to strict quality-control standards and carries U.S.-based support with an 18-month warranty (U.S. orders only) and a straightforward 60-day refund policy.

Will this battery fit my scooter or mini ATV?

Measure the battery compartment and compare terminal layout to ensure compatibility. The YTX4B-BS is a common small-format battery used in many scooters and youth ATVs; it uses tab terminals and follows standard YTX4B-BS dimensions.

• Dimensions: 4.45 in (L) × 1.54 in (W) × 3.43 in (H).
• Terminal type: tab terminals suitable for OEM small-bike connectors.
• Fits vehicles like Yamaha Zuma 50, Honda Metropolitan, Razor Pocket Mod, and similar models.
• Confirm polarity and cable length before purchase to ensure a proper fit.

How long does the Pirate Battery YTX4B-BS hold charge and how reliable is it?

The sealed AGM design minimizes self-discharge and resists vibration, giving dependable starting power when needed. Because it ships fully charged and sealed, it’s ready for immediate installation and offers consistent performance across everyday short rides or seasonal storage.

• Sealed AGM construction reduces leakage and evaporation compared with flooded cells.
• Lower self-discharge rate relative to older lead-acid types when stored properly.
• Vibration resistance helps in off-road and mini-ATV use cases.
• Recommended to keep on a float/maintainer for prolonged storage to extend service life.

How do I install and maintain this battery safely?

Installation is straightforward: disconnect the negative cable first, swap the battery, then reconnect negative last. Because the YTX4B-BS is maintenance-free and sealed, there’s no need to top up electrolyte—just follow standard vehicle battery safety procedures and mounting guidelines.

• Always disconnect negative terminal first, reconnect last to avoid shorts.
• Mount securely to reduce vibration; ensure proper vent clearance.
• Charge with a charger compatible with AGM batteries if recharging is needed.
• Keep battery clean and dry; avoid exposure to extreme heat for longevity.

What warranty and support come with the battery?

Pirate Battery provides U.S.-based customer support and an 18-month warranty for qualifying U.S. orders, along with a 60-day refund window. Support is handled by battery specialists who can help with fit questions and troubleshooting.

• 18-month limited warranty for U.S. purchases.
• 60-day refund policy from date of delivery.
• Customer service staffed by battery experts for installation and compatibility help.
• Safety-tested and UL-certified per listed standards.

Who is this for? The Pirate Battery YTX4B-BS is aimed at riders who need a compact, maintenance-free starter battery for scooters, pocket bikes, mopeds, and youth ATVs. It’s well suited for owners of Yamaha Zuma 50, Honda Metropolitan, Razor Pocket Mod, and similar models looking for reliable starts, low maintenance, and a sealed AGM construction that resists vibration and spills. If you want a ready-to-install replacement with U.S.-based warranty support and a small footprint, this battery is a practical choice.