Yamaha B4J-H3790-V0-00 - Thermostat Bypass is an accessory that bypasses the thermostat to increase cab heat while reducing warm-up time in select Yamaha side-by-side vehicles.

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Key Features & Benefits

• Purpose-built heating element sized for the application
• Weather-resistant construction for outdoor use
• Adds rider comfort in cold conditions
• Direct-fit installation simplifies wiring and mounting

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Fits These Yamaha Models

Yamaha Model	Compatible Years
WOLVERINE RMAX2 1000	2021-2026
WOLVERINE RMAX4 1000	2025-2026
WOLVERINE RMAX4 1000 COMPACT	2021-2026
WOLVERINE X2 1000	2024-2026
WOLVERINE X2 850	2019-2026
WOLVERINE X4	2018-2026

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Frequently Asked Questions

What is Yamaha part B4J-H3790-V0-00?

B4J-H3790-V0-00 is the Yamaha Thermostat Bypass, an accessory designed to bypass the thermostat for increased cab heat and faster warm-up.

Is B4J-H3790-V0-00 a Yamaha accessory?

Yes, B4J-H3790-V0-00 is a Yamaha accessory classified under heated accessories for select side-by-side models.

Which Yamaha models fit B4J-H3790-V0-00?

This product fits select Wolverine RMAX and Wolverine X models covering years 2018 through 2026. Confirm the exact model and year compatibility 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.