AJC Battery Compatible with Honda CHF50 Metropolitan II S 50CC

In this review the AJC replacement battery for the Honda CHF50 Metropolitan II S 50CC is evaluated for everyday riders who need dependable starting power and rugged durability. The bottom line: this battery delivers consistent cranking performance and increased capacity compared with many stock equivalents, making it a good fit for commuters and weekend riders who want a straightforward replacement that arrives ready to install. The reviewer found it especially useful for scooters from the 2002-2010 era where a compact, maintenance-friendly battery is required.

Key Features

• Direct Fit Replacement: Designed to replace common 5L-series batteries so installation is quick and compatible with many scooters that use the YTX5L-BS family.
• Reliable Cranking Power: Rated at 70 CCA which provides the extra kick needed for cold starts and frequent stop-start urban riding.
• Polarity and Terminal: Built with -/+ polarity and Terminal B to match factory wiring layouts and avoid polarity issues during swap.
• Rugged Construction: Constructed for long-lasting performance on and off the road, resisting vibration and typical powersports stresses.
• Increased Capacity: Higher capacity than some OEM options, enabling longer standby times and more consistent accessory power when parked with electronics running.

Who It's For

This battery is ideal for owners of the Honda CHF50 Metropolitan II S 50CC from model years 2002 to 2010 who need a one-for-one replacement that is ready to install and offers dependable starting power. Commuters, part-time riders, and owners who use their scooter for errands will appreciate the consistent cranking and rugged build.

Riders who need an exact OEM branded cell, gel-immobilized chemistry explicitly specified by a dealer, or who require a vastly higher cold cranking amp rating should consider other options; this unit is focused on compatibility and balanced performance rather than extreme low-temperature starts or specialized battery chemistries.

Pros & Cons

Pros

• Compact, direct replacement for many YTX5L-BS and similar part numbers, making installation straightforward.
• 70 CCA rating gives reliable starting performance for urban and mild-weather use.
• Rugged construction improves longevity under typical scooter vibration and use.

Cons

• Not tailored for extreme cold environments where a higher CCA battery may be preferable.

Specifications

Brand	AJC
Compatible Model	Honda CHF50 Metropolitan II S 50CC (2002-2010)
CCA	70
Polarity	-/+
Terminal	Terminal B
Replaces	YTX5L-BS and many equivalent 5L-series part numbers

Our Verdict

The AJC replacement battery is a sensible, value-oriented choice for Metropolitan II S owners who want reliable starting power and straightforward compatibility. Its 70 CCA rating and rugged build make it a practical upgrade over tired factory batteries, and for typical urban riders it represents a good balance of performance, durability, and price.

Frequently Asked Questions

Will this battery fit my Metropolitan II S?
Yes, it is designed to be a direct replacement for the Honda CHF50 Metropolitan II S models made between 2002 and 2010 that use 5L-series batteries.

Does this battery arrive charged and ready to install?
AJC powersport batteries are supplied ready for installation or with minimal charging required; follow any included instructions for initial charge if provided.

Is polarity or terminal orientation standard?
The unit uses -/+ polarity and Terminal B to match common factory wiring and terminal locations for the listed compatible models.