Yamaha BG4-H21B0-V0-00 - 2nd Battery is a Yamaha Genuine accessory. This kit allows installation of a second battery on select Yamaha side-by-side models, with electrical access located under the driver seat.

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Key Features & Benefits

• Allows installation of a second battery.
• Electrical access located under the driver seat.

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Fits These Yamaha Models

• WOLVERINE RMAX2 1000 - 2021-2026
• WOLVERINE RMAX4 1000 - 2025-2026
• WOLVERINE RMAX4 1000 COMPACT - 2021-2026
• WOLVERINE X2 1000 - 2025-2026
• View More - see the Fitment tab for full compatibility details

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Frequently Asked Questions

What is Yamaha part BG4-H21B0-V0-00?

BG4-H21B0-V0-00 is the Yamaha 2nd Battery, a second battery kit for select Wolverine models.

Is BG4-H21B0-V0-00 a Yamaha Genuine accessory?

Yes. BG4-H21B0-V0-00 is a Yamaha Genuine accessory.

Which Yamaha models fit BG4-H21B0-V0-00?

Yamaha BG4-H21B0-V0-00 fits the WOLVERINE RMAX2 1000 (2021-2026), WOLVERINE RMAX4 1000 (2025-2026), WOLVERINE RMAX4 1000 COMPACT (2021-2026), WOLVERINE X2 1000 (2025-2026), plus 2 additional models. View the full fitment list in the Fitment tab to confirm your exact model and year before ordering.

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WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.