# Starting Series

> LONG Starting AGM motorcycle 4-30 Ah, 60-450 A. STX5L-BS, STX9-BS, STX14-BS, STX20L-BS. YTX-coded. 24h delivery.

**Category:** [Start](https://baterias.com/gb/beginning) → [Batteries](https://baterias.com/gb/batteries) → [Long batteries](https://baterias.com/gb/long-batteries)

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- **Language**: en-GB

## Description

**LONG Starting Series batteries**: 12V AGM cranking for motorcycle, ATV, jet-ski and CCA-demanding apps. 4-30 Ah, 60-450 A.
Budget equivalent to standard Varta Powersports and the rest of the motorcycle AGM segment — YTX and YTZ codes for cross-OEM compatibility.

## LONG Starting — AGM motorcycle

Activated AGM line (acid pre-filled, factory-sealed). 2-4 year service life in normal use. Any orientation thanks to AGM separator. Compatible with most modern CAN-bus motorcycles.
LONG YTX code Ah CCA Application
STX5L-BS YTX5L-BS 4 80 Small motorcycle, 50-125 scooter
STX9-BS YTX9-BS 8 135 Mid 250-650
STX14-BS YTX14-BS 12 200 600-1200 motorcycle
STX20L-BS YTX20L-BS 18 270 Harley, jet-ski
STX30L-BS YTX30L-BS 30 450 Big cruiser, GoldWing

### Applications

- Urban and touring motorcycle
- Recreational quad and ATV
- Jet-ski 600-1500cc
- Snowmobile

### **Compatible with my current YTX battery?**

Yes when the LONG STX code matches the corresponding YTX reference. Same IEC dimensions and CCA.

### **Needs activation?**

No, factory pre-charged and sealed.

LONG Starting catalogue curated by our technical team. **10,895 Trustpilot reviews · 4.4/5**. 24h mainland delivery, free 14-day returns.

## Technical team (editorial authorship)

The FAQs, guides and comparisons on this site are reviewed by the baterias.com technical team — over 25 years of experience validating automotive batteries.

→ https://baterias.com/gb/technical-team

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*baterias.com — Automotive batteries · 2026-07-29*