12N9-4B-1
battery guide.
A single place for the battery's specifications and replacement checks. Always compare the exact product to your ATV's OEM requirements.
Quick specifications
- Voltage
- 12 V
- Capacity
- 9 Ah
- Cold cranking
- 85 A (EN)
- Dimensions
- 135 × 75 × 139 mm
- Chemistry
- Flooded lead-acid
- Terminals
- Positive left, negative right (as shown in manufacturer top-view layout); Yuasa type 6
Compatible replacement research
| Type | Product | Amazon |
|---|---|---|
| Flooded lead-acidStock chemistry |  Yuasa Yuasa YUAM2290B 12N9-4B-1 Battery | View on Amazon ↗ |
| AGM |  UPLUS UPLUS YB9A-A 12N9-4B-1 AGM Replacement Battery Maintenance Free 12 Volt 9AH | View on Amazon ↗ |
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Browse the battery product catalog ↗ATVs that use the 12N9-4B-1
No ATV configurations are currently mapped to this battery.
Dimensions and installation checks
The sourced dimensions are 135 × 75 × 139 mm (approximately 5.31 × 2.95 × 5.47 inches). Measure the tray and confirm cover, strap and terminal clearance for the actual replacement.
Cross-references
No verified equivalent battery cross-references are currently published for this entry. Code normalization only resolves punctuation and spacing aliases; it does not establish interchangeability.
Before installing
Follow the vehicle and battery manufacturer's installation procedure. Confirm polarity, secure the retaining hardware and route cables correctly. Read the fitment checklist and charging and storage guidance.