Yamaha 5PA-WB033-00-A0 - YZ85/YZ85LW Piston Rebuilt Kit is a Yamaha accessory kit designed for service and maintenance of select YZ85 and YZ85LW models.

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Key Features & Benefits

• Genuine Yamaha forged aluminum piston for strength and heat resistance
• Complete top-end rebuild kit — piston, ring, wrist pin, circlips, gaskets, seals, and O-rings in one package
• Proven OEM fitment tested to Yamaha's durability and reliability standards
• One-stop rebuild — no separate sourcing of gaskets, seals, or small hardware
• Restores compression and power output to like-new levels
• Convenience and cost savings versus buying individual top-end components separately

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Fits These Yamaha Models

Yamaha Model	Compatible Years
YZ85	2011

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Frequently Asked Questions

What is Yamaha part 5PA-WB033-00-A0?

5PA-WB033-00-A0 is the Yamaha YZ85/YZ85LW Piston Rebuilt Kit, an accessory used for rebuilding the top end of specific Yamaha dirt bike models.

Is 5PA-WB033-00-A0 a Yamaha accessory?

Yes, it is a Yamaha accessory designed for service and maintenance of select YZ85 and YZ85LW models.

Which Yamaha models fit 5PA-WB033-00-A0?

This piston rebuilt kit fits YZ85 models from 2011, 2019, and 2022 through 2027, and YZ85L models from 2022 through 2027. Confirm exact model and year fitment 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.