Yuasa AGM Maintenance Free Battery - Ytx20-BS Maintenance Free

Yuasa AGM maintenance-free battery for V-twin motorcycles, using Absorbed Glass Mat separators and lead-calcium technology to eliminate water top-ups. Sealed, impact-resistant design that holds charge longer than conventional lead-antimony batteries.

Features

• AGM (Absorbed Glass Mat) separators—no water additions needed
• Lead-calcium technology holds specific gravity 3x longer than conventional batteries
• Sealed, impact-resistant polypropylene case
• Pre-measured acid pack included
• 1-year warranty

Specifications

• Brand: Yuasa
• Manufacturer Part #: YUAM32RBS
• UPC: 048493321615
• Length: 7.5 in
• Width: 5.6 in
• Height: 8.9 in
• Weight: 14.92 lbs
• Type: AGM Maintenance Free

Fitment

Fits V-twin motorcycles that require a sealed battery, including most Harley-Davidson and Indian Motorcycle models.

Frequently Asked Questions

Do I ever need to add water to this battery?

No. AGM technology eliminates the need to add water. Periodic charging when the bike sits idle is recommended to maintain charge.

Does it come with acid?

Yes — a pre-measured acid pack is included. You mix it with the battery before installation.

How long does the warranty last?

Yuasa covers this battery for 1 year from the date of purchase.

Will this fit my Harley or Indian?

This battery is designed for V-twin motorcycles. Verify your bike's battery compartment dimensions (7.5" L × 5.6" W × 8.9" H) before ordering to confirm fit.

How often should I charge it if I don't ride?

Periodic charging is recommended during storage to keep the battery healthy and ready to start.