Yuasa 6N4C-1B 6V Battery — Conventional Flooded Lead-Acid Motorcycle Battery
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The Yuasa 6N4C-1B (part YUAM26C4B) is a conventional flooded lead-acid 6-volt battery built for vintage motorcycles, scooters, and mopeds that need reliable, serviceable power. Designed with classic Yuasa craftsmanship, this refillable battery delivers dependable starting performance and consistent operation for older 6V systems. Perfect for restorers and enthusiasts, it provides the authentic performance and durability vintage bikes require.
Key Features & Benefits
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Conventional 6V Design — Perfect for vintage and small-displacement motorcycles
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Refillable & Serviceable — Maintain electrolyte levels for extended battery life
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Reliable Starting Power — Consistent performance for older vehicles and electrical systems
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Durable Construction — Built to handle vibration and everyday use
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Economical & Proven — Affordable, reliable, and easy to maintain
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OEM-Trusted Brand — The preferred battery for restorations and classic motorcycle projects
Technical Specifications
| Spec | Value |
|---|---|
| Model | 6N4C-1B |
| Part Number | YUAM26C4B |
| Voltage | 6 V |
| Capacity | 4 Ah |
| Dimensions (L × W × H) | 2 3/4" × 2 3/4" × 4 1/8" |
| Weight | 1.7 lb |
| Battery Type | Conventional (flooded lead-acid) |
| Terminal Type | Top post |
| Maintenance | Refillable with electrolyte as needed |
Fitment & Applications
The 6N4C-1B fits a variety of vintage motorcycles, scooters, and mopeds, including popular models from Honda, Yamaha, Suzuki, and Kawasaki that use 6V electrical systems. It’s ideal for restorers seeking a dependable, serviceable battery that maintains the authentic look and performance of their classic bike.
Always confirm battery size, terminal placement, and polarity before purchase.
Why Choose 6N4C-1B
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Perfect for Classic Bikes — Authentic 6V design for vintage applications
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Refillable & Long-Lasting — Maintain electrolyte for extended service life
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Dependable Performance — Steady power for small-displacement vehicles
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Rugged Construction — Handles vibration and heat from older systems
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Yuasa Quality — Trusted OEM battery brand used worldwide
Usage & Care Tips
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Fill with Yuasa-approved electrolyte before first use.
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Fully charge before installation.
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Regularly check electrolyte levels and top off with distilled water as needed.
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Keep terminals tight and corrosion-free.
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Store upright in a cool, dry location when not in use.
Bring your classic ride back to life with the Yuasa 6N4C-1B (YUAM26C4B) — the reliable 6-volt conventional battery trusted by vintage motorcycle and scooter enthusiasts. Add to cart today and power your restoration with authentic Yuasa performance and quality.
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!