Prima
Prima YG4L-BS 12V Nano Gel Battery - 50cc Scooters
Description
Spend less time preparing your battery and more time enjoying your scooter. The Prima YG4L-BS 12V Nano Gel Battery arrives factory-activated, pre-filled, and pre-charged, so there's no acid-filling step before installation. Its sealed, maintenance-free design makes it a convenient replacement for a tired battery in compatible 50cc scooters.
Key Features
- Factory-Activated Convenience: Pre-filled and pre-charged, with no separate acid filling required.
- Sealed Nano Gel Design: Non-spillable electrolyte with no routine water top-ups.
- Compact Starting Battery: 12V, 4Ah capacity and 50 CCA for matching scooter applications.
- Multi-Position Installation: Can be mounted in different orientations, but not upside down.
- Replacement Size: YG4L-BS / YTX4L-BS application where dimensions, terminals and electrical requirements match.
Technical Specifications
- Brand: Prima
- Part number: 0900-1115
- Supplier reference: EB4-3
- Battery designation: YG4L-BS
- Replacement reference: YTX4L-BS
- Voltage: 12V DC
- Capacity: 4Ah
- Cold cranking amps: 50 CCA
- Type: Sealed, maintenance-free nano gel
- Dimensions: 4.4 inches long × 2.7 inches wide × 3.3 inches high
- Terminal layout: Negative on the left and positive on the right when facing the labeled front
Compatibility
| Make / platform | Applications |
|---|---|
| Genuine | Buddy 50, RoughHouse 50, Black Cat 50, Rattler 50 |
| Vespa | ET2 |
| Yamaha | Zuma 50 (YW50), 2002–2011; Jog 50 |
| Adly | Fox 50, Jet 50 |
| Eton | Beamer, Matrix |
| Daelim | Cordi |
| Chinese 139QMB / QMB139 platforms | Compatible 50cc and 80cc configurations using this battery size and terminal layout |
| Yamaha Jog-style / Minarelli two-stroke platforms | Compatible 1PE40QMB / 1E40QMB 50cc configurations using this battery size and terminal layout |
The battery is supplied pre-charged; check its charge before installation if it has been stored.
For winter storage, maintain the battery with a NOCO Smart Battery Charger using a mode suitable for the battery's chemistry and manufacturer instructions.
Product Diagrams
Features
Specifications
Brand: Prima; Part number: 0900-1115; Supplier reference: EB4-3; Battery designation: YG4L-BS; Replacement reference: YTX4L-BS; Voltage: 12V DC; Capacity: 4Ah; Cold cranking amps: 50 CCA; Type: sealed maintenance-free nano gel; Length: 4.4 inches; Width: 2.7 inches; Height: 3.3 inches; Terminal layout facing labeled front: negative left, positive right; Factory-activated, pre-filled and pre-charged; Do not mount upside down; Origin: China
Model Fitments
Genuine Buddy 50, RoughHouse 50, Black Cat 50 and Rattler 50; Vespa ET2; Yamaha Zuma 50 YW50 2002–2011 and Jog 50; Adly Fox 50 and Jet 50; Eton Beamer and Matrix; Daelim Cordi; compatible Chinese 139QMB/QMB139 50cc–80cc and Yamaha Jog-style/Minarelli 1PE40QMB/1E40QMB 50cc configurations. All applications require matching battery-tray dimensions, hold-down clearance, terminal polarity, cable reach and electrical requirements; engine code alone does not establish battery fitment.
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Same day shipping for orders placed before 2PM (CST) M-F
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30-day return period on eligible items
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Flat-rate shipping for orders shipped to the 48 Contiguous United States.
