# Starting Series

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

**Category:** [Start](https://baterias.com/gb/) → [Battery brands](https://baterias.com/gb/battery-brands) → [Long batteries](https://baterias.com/gb/long-batteries)

- **Canonical URL**: https://baterias.com/gb/starting-series
- **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. **12,378 Trustpilot reviews · 4.5/5**. 24-48 h delivery in mainland Spain and Portugal (orders before 6:00 pm); 14-day returns with free collection on the Iberian mainland.

## Technical team (editorial authorship)

The FAQs, guides and comparisons on this site are reviewed by the baterias.com technical team — automotive battery specialists since 2012.

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

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*baterias.com — Automotive batteries · 2026-11-05*