Yamaha 5PA-WB033-10-D0 - YZ85/YZ85LW Piston Rebuilt Kit is an accessory kit for rebuilding the top end of select YZ85 and YZ85L motorcycles, featuring a forged aluminum piston and OEM fitment.

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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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Product Details

This kit includes all parts needed to rebuild the top end of your YZ85 or YZ85LW. It features a forged aluminum piston and meets Yamaha durability and reliability standards.

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Fits These Yamaha Models

Yamaha Model	Compatible Years
YZ85	2019, 2022-2027
YZ85L	2022-2027

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Frequently Asked Questions

What is Yamaha part 5PA-WB033-10-D0?

5PA-WB033-10-D0 is the Yamaha YZ85/YZ85LW Piston Rebuilt Kit, an accessory kit used for rebuilding the top end of select YZ85 and YZ85L motorcycles.

What type of Yamaha part is 5PA-WB033-10-D0?

It is an accessory part classified as a piston rebuilt kit intended for service and maintenance.

Which Yamaha models fit 5PA-WB033-10-D0?

This kit fits YZ85 models from 2011, 2019, and 2022 through 2027, as well as YZ85L models from 2022 through 2027. Confirm the exact SKU and model 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.