Yamaha BAJ-WB033-00-00 - Piston Rebuilt Kits is a genuine Yamaha accessory. The Yamaha Genuine Piston Rebuilt Kits feature a high-quality forged aluminum piston, are proven OEM fitment and pass Yamaha's durability, and reliability standards. This kit includes all of the parts needed to rebuild the top end of your machine.

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Key Features & Benefits

• Genuine Yamaha accessory, part number BAJ-WB033-00-00.
• See service manual for required piston option.

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Fits These Yamaha Models

• WR250F - 2015-2025
• YZ125X - 2020-2022
• YZ250 - 2024
• YZ250F - 2022-2023
• View More - see the Fitment tab for full compatibility details

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Frequently Asked Questions

What is Yamaha part BAJ-WB033-00-00?

BAJ-WB033-00-00 is the Yamaha Piston Rebuilt Kits, a genuine Yamaha accessory for select Yamaha motorcycles.

Is BAJ-WB033-00-00 a genuine Yamaha part?

Yes, BAJ-WB033-00-00 is a genuine Yamaha OEM accessory.

Which Yamaha models fit BAJ-WB033-00-00?

This part fits the WR250F (2015-2025), YZ125X (2020-2022), YZ250 (2024), YZ250F (2022-2023), 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.