Yuasa 6N6-3B 6V Battery — Reliable Conventional Power
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The Yuasa 6N6-3B (part YUAM2663B) is a high-quality 6-volt conventional battery built for small motorcycles, scooters, and vintage bikes that need reliable starting power and durability. Designed for dependable performance and vibration resistance, it’s the perfect choice for older machines and classic restorations.
Key Features & Benefits
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Dependable 6V Power — Ideal for classic and smaller motorcycles or scooters
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Compact & Lightweight — Easy to install and perfect for limited-space battery compartments
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Vibration Resistant — Reinforced construction prevents damage from shocks and vibration
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Sulfate-Stop Technology — Reduces sulfation buildup, improving longevity and performance
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Heat-Sealed Case — Leak-resistant and durable against fuel and oil exposure
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Dry-Shipped for Safety — Ships unfilled; acid sold separately
Technical Specifications
| Spec | Value |
|---|---|
| Model | 6N6-3B |
| Part Number | YUAM2663B |
| Voltage | 6 V |
| Capacity | 6 Ah |
| Cold Cranking Amps (CCA) | 28 A |
| Dimensions (L × W × H) | 3 15/16" × 2 1/4" × 4 3/8" |
| Weight | 2.6 lb |
| Battery Type | Conventional (dry) |
| Terminal Type | Top post |
| Maintenance | Requires acid fill and periodic fluid checks |
Fitment & Applications
The 6N6-3B battery is designed for small motorcycles, scooters, mopeds, and vintage bikes with 6-volt systems. Commonly used in older Honda, Yamaha, and European models.
Always confirm battery size, voltage, and polarity before ordering to ensure proper fit.
Why Choose 6N6-3B
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Reliable Starting Power — Consistent cranking performance for small and vintage bikes
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Durable Construction — Withstands vibration, heat, and regular use
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Compact Power Source — Fits perfectly in small battery compartments
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Yuasa Quality — Trusted by riders and manufacturers worldwide
Activation & Usage Tips
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Fill with the proper electrolyte before installation.
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Allow the battery to absorb acid, then fully charge before use.
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Keep terminals tight, clean, and corrosion-free.
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Use a 6V-compatible maintainer when storing the vehicle.
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Avoid overcharging or complete discharge cycles for best lifespan.
Power your classic ride with confidence — the Yuasa 6N6-3B (YUAM2663B) delivers reliable performance, durability, and trusted Yuasa quality. Add to cart today and keep your vintage machine running strong.
Once your Steel Steeds gear leaves our warehouse, it typically arrives at your doorstep within 2–5 business days, unless otherwise noted. We partner with trusted shipping carriers to ensure your off-road essentials get to you fast and hassle-free. So gear up with confidence—your next big adventure is just around the corner!
We are committed to providing quality products and stand behind our items with a warranty. Exact coverage may vary, so please refer to our warranty page for more details!
