![WISECO Piston Kit - 54.00 mm - Yamaha [899M05400]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/1280x1280/products/177781/187754/parts-09106456__70473.1787782896.jpg?c=2 "WISECO Piston Kit - 54.00 mm - Yamaha [899M05400]")
![WISECO Piston Kit - 54.00 mm - Yamaha [899M05400]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/500x659/products/177781/187754/parts-09106456__70473.1787782896.jpg?c=2 "WISECO Piston Kit - 54.00 mm - Yamaha [899M05400]")
WISECO Piston Kit - 54.00 mm - Yamaha [899M05400]
Manufacturer Part Number: 899M05400
Parts Unlimited Part Number: 09106456
Product Type: Piston & Ring Kits
Piston Kit - 54.00 mm - Yamaha
Details
- Skirt Coating: ArmorGlide®
- Piston Material: 4032 Aluminum Alloy
- Stroke Length: 54.50 mm
- Bore - Oversize: Standard
- Cooling System: Liquid Cooled
- Displacement: 125 cc
- Riding Style: Off-Road
- Product Name: Piston Kit
- Bore Size: 54.00 mm
- Engine Type: 2-Stroke
- Units: Kit
- Model: Pro-Lite
- Designed for all-purpose 2-stroke riding
- Durability, longevity and increased horsepower
- Dedicated forging design for strength-to-weight optimization
- Extra lightening operations for enhanced throttle response
- Engineered, forged, and machined in the USA
- Piston is made in the USA
Verified Fitment
- 2025 Yamaha YZ125X
- 2023 Yamaha YZ125X
- 2024 Yamaha YZ125X
- 2022 Yamaha YZ125
- 2025 Yamaha YZ125
- 2023 Yamaha YZ125
- 2024 Yamaha YZ125
Yes
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