Maintenance Mistakes Every Rider Should Avoid
Simple habits that protect performance and battery life.
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BRS9-BS 12v 9AH 135CCA 30 Day Warranty is backordered and will ship as soon as it is back in stock.
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BRS Battery BRS9-BS 12v 9AH 135CCA 30 Day Warranty
Built, charged, and checked by techs. Drops in and works.

We don’t rush batteries out the door. We do five things so it works when you turn the key:
Pro Tip: Want it to last 8–12 years? After you park, keep it on a smart maintainer. That habit keeps it topped up and ready.
See all the details ->: How we make them last.
Common OEM numbers this battery replaces: YTX9-BS, ATX-9-BS, BTX9-BS, DTX9-BS, ETX9-BS, WPX9-BS, CTX9-BS, WP9-BS, FTX9-BS, GTX9-BS, EXT9C, PTR9-BS, and more.
Please contact us if you’d like help choosing the right battery for your machine — our team is here to help.
Battery: 30-Day Full Replacement — no proration, no hassle.
Keep this battery topped up between rides with our smart maintainer.
Details: BRS612 product page
Want a primer on AGM? Read our quick guide: AGM Batteries 101.
Simple habits that protect performance and battery life.
One-page pre-ride & storage checklist, plus must-carry tools.
Better control, safer rides, smoother days on any terrain.
No. It ships charged and ready.
Machines sit. A maintainer keeps it topped up so it starts when you need it.
On the face label (e.g., YTX9-BS). This BRS9-BS replaces that size.
We soak, form, and test each one. No acid splash-and-dash. That’s why it cranks harder and holds charge longer.
AGM runs in tough weather. Keep it charged and it handles winter starts well.
Please contact us at sales@infinitesupplyandservices.com to discover more about Bulk/Custom/Contract Purchase Options, with a dedicated team member ready to cater to your needs swiftly.
Feel free to get in touch with us at sales@infinitesupplyandservices.com for further aid. Our customer service representative will promptly offer assistance.
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