Yamaha 5PA-11630-10-00 - YZ85/YZ85LW Piston Kit is an accessory kit containing a piston, ring, circlips, and wrist pin for service and maintenance of select Yamaha motorcycles.

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Key Features & Benefits

• Genuine Yamaha kit — piston, ring, circlips, and wrist pin included
• High-quality forged aluminum piston construction
• Proven OEM fitment, durability, and reliability
• Restores factory compression and throttle response
• Straightforward drop-in replacement during a top-end rebuild
• Matched components eliminate bore/clearance guesswork

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Fits These Yamaha Models

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

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Frequently Asked Questions

What is Yamaha part 5PA-11630-10-00?

5PA-11630-10-00 is the Yamaha YZ85/YZ85LW Piston Kit, an accessory kit including piston components for select Yamaha motorcycles.

Is 5PA-11630-10-00 a Yamaha accessory?

Yes, 5PA-11630-10-00 is classified as a Yamaha accessory designed for maintenance purposes.

Which Yamaha models fit 5PA-11630-10-00?

This piston kit fits Yamaha YZ85 models from 2019 to 2027 and YZ85L models from 2022 to 2027. Check 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.